Stories by Investigative Correspondent Michael Isikoff
- US investigates Yemenis' charge that drone turned 'wedding into a funeral'
- NBC News reporter recounts breaking FBI spying story
- After 43 years, activists confess to theft at FBI office that exposed spying
2013 stories
NSA program stopped no terror attacks, says White House panel member
Climate change expert sentenced to 32 months for fraud, says lying was a 'rush'
General who blocked probe replaced as head of military's anti-sex abuse office
Last man to see Robert Levinson before he vanished denies involvement in disappearance
US officials accused by socialite Jill Kelly of leaks as part of 'smear campaign'
Accusers: Head of Pentagon's anti-sex abuse effort interfered with investigation
Yemeni tells White House of US drone strike that he says killed innocent kin
Accusers: Head of Pentagon's anti-sex assault effort interfered with investigation
Agent feared FBI was stalling Petraeus investigation until after 2012 election
'Loveint': NSA letter discloses eavesdropping on girlfriends, spouses
Firm that backgrounded Snowden also checked Navy Yard shooter
DOJ hunts for possible fraud in background check of Navy Yard shooter
Security clearances: 'Entire system is broken'
What we know about alleged shooter Aaron Alexis
NRA, fearing gun registry, joins ACLU in opposing NSA phone records sweep
Ex-Pentagon official has 'heavy heart' over US teen's death by drone
Victim of alleged rape at Marine base: 'I thought ... I would be safe'
FBI sharply increases use of Patriot Act provision to collect Americans' data
Officials: NSA mistakenly intercepted Americans' emails, phone calls
Chinese hacked McCain, Obama campaigns, took documents, officials say
House panel asks Holder to explain testimony on news media investigations
Holder OK'd search warrant for Fox News reporter's private emails, official says
In first public acknowledgement, Holder says 4 Americans died in US drone strikes
Bomb plot briefing may undercut DOJ's case for AP records seizure
AP calls government's seizure of phone records an 'unprecedented intrusion'
Unaware of Tsarnaev warnings, Boston counterterror unit tracked protesters
Gitmo detainees' lawyer details 'brutal' force-feeding of hunger strikers
Anti-immigrant groups go on attack to block 'pathway to citizenship'
Pentagon ponders Gitmo overhaul amid growing detainee unrest
Accuser in Air Force sex assault case 'frustrated' by overturned verdict
Anti-secrecy group posts audio of Bradley Manning's court statement
'Non-lethal round' fired at Gitmo detainees, US military confirms
Lawyers for Gitmo prisoners decry 'alarming' conditions at camp
Holder: No drone strikes in US except in 'extraordinary circumstance'
Source: Manning will try to plead guilty to some charges
Feds say neo-Nazi with guns was tracking community leaders
How the Bush administration sold the Iraq war
Torture, secrets and what we still don't know about Iraq war
Justice Dept. memo lays out legal case for drone strikes on Americans
Obama campaign shares vast database of supporters with advocacy group
Air Force searches out porn, other 'offensive' materials on its bases
Feds investigate how suspected white supremacist, a felon, assembled arsenal
Newtown police chief adds voice to call for assault weapons ban
Ex-FEMA official to plead guilty to steering contracts to Gallup during job hunt
2012 stories
Authorites establish timeline of gun purchases in Connecticut school shooting
New details emerge on private lives of school gunman Adam Lanza and his mother
Mom of suspected school shooter — first to die — was gun enthusiast, friend says
Cuba's jailing of American contractor 'arbitrary,' UN panel concludes
American jailed in Cuba wants US to sign 'non-belligerency pact' to speed release
Cuba pushes swap: its spies jailed in US for American contractor held in Havana
One email exposes millions to data theft in South Carolina cyberattack
Jill Kelley emails: Petraeus, Allen asked me to help silence 'Bubba the Love Sponge'
Email to Gen. Allen warning about Jill Kelley among those she gave to FBI
As FBI investigated Petraeus, he and Allen intervened in nasty child custody battle
Emails on 'comings and goings' of Petraeus, other military officials, escalated FBI concerns
Petraeus' revelation began as cyberharassment probe that ended 4 days before election
Karl Rove's election debacle: Super PAC's spending was nearly for naught
Former Penn State President Graham Spanier charged in child sex abuse scandal
Wisconsin objects to Romney training manual urging incognito poll watchers
Feds investigate phony letters warning Florida voters they're not eligible to vote
Ex-CIA agent pleads guilty to leaking identity of covert operative
Hurricane tort king wires another $1 million to pro-Obama super PAC
Rep. Jesse Jackson Jr. under federal investigation over alleged financial wrongdoings
Homeland security 'fusion' centers spy on citizens, produce shoddy work, report says
RNC cuts ties with firm over voter fraud allegations
Dead Gitmo detainee was cleared for release in 2009
Democrats get 'creative' to tap into corporate money for convention
Homeland Security official takes leave amid sexual harassment allegations
Matt Sandusky: from staunch defender to possibly his father's most damning accuser
Exclusive: Jerry Sandusky's adopted son details alleged sex abuse
Former Penn State president could face charges in Sandusky case
Soccer, cable TV at Gitmo? US lockup in Cuba quietly being upgraded
Yemen terror group may have made more underwear bombs
Members of elite Secret Service unit among those suspended
Ex-CIA agent charged with leaking classified info on Gitmo case
Venue for Obama's convention speech draws criticism
Guess who's raising money for Romney: Bigwigs from private equity firms
After donating to Gingrich Super PAC, casino magnate plans to give more to defeat Obama
Pro-Gingrich super PAC to air anti-Romney video
Romney super PAC outpaces Romney campaign in Iowa ad spending
2011 stories
Sandusky charity faced contempt motion over missing records
Penn State case: Feds consider launching criminal inquiry
Cain accuser comes under scrutiny
White House swiftly pushes back on Solyndra subpoena
House committee subpoenas WH records on Solyndra
Corzine, top Obama fundraiser, under FBI investigation
Lobbyist on Romney big-money event in D.C.: 'Mitt is the guy'
Cain could benefit handsomely from '9-9-9' tax plan
White House used Mitt Romney health-care law as blueprint for federal law
Intel officials' emails posted after hack of cybersecurity group
Latest Texas jobs figures shows net jobs loss, unemployment highest in 24 years
FBI probes hacking of NBC News' Twitter Account
In light of vaccine order, Perry's Merck link probed
Super PAC backing Rick Perry to spend $55 million to beat rivals, documents reveal
Rick Perry pushed bill that could benefit stem cell doctor's firm
'Independent'? Maybe, but super PAC heavily backs Perry
Mystery million-dollar Romney donor revealed
Justice asked to probe mystery donation to pro-Romney group
Firm gives $1 million to pro-Romney group, then dissolves
Norway attacks focus attention on US right-wing extremists
US looks into alleged hacking by News Corp.'s ad arm
Murdoch's legal, financial woes escalate
Billionaires give big to new 'super PACS'
Advisers: Gingrich thought Tiffany credit line was private
On Libya, Obama evaded rules on legal disputes, scholars say
Justice Department's case against alleged leaker collapses
Informant: Pakistani officer wanted Jewish center on Mumbai terrorists' list
Terrorist-turned-informant says Pakistan agency worked closely with terror group
Chicago terror trial could complicate US-Pakistan relations
Trump avoids further scrutiny by pulling presidential plug
Pakistan's ISI fights lawsuit linking it to Mumbai attacks
Elusive ex-commando to replace bin Laden?
Profile of bin Laden courier led CIA to its target
Bin Laden hideout location challenges Pakistan credibility
Bin Laden's death rekindles interrogation debate
Publisher of upcoming 'birther' book makes no apologies
Barbour didn't think he could beat Obama
Is document a Syrian plan to attack protesters?
Ex-Hawaii official denounces 'ludicrous' birther claims
Gingrich's financial angel — a casino mogul with legal woes
9/11 suspects' military trials face many legal challenges
Prosecutors want to question Libyan defector about Lockerbie plot
Hacker group vows 'cyberwar' on US, businesses
Ex-CIA official: 'No question' Gadhafi ordered Pan Am bombing
UK charm offensive preceded Lockerbie bomber's release
Lawsuit claims Pentagon turned blind eye to rape victims
Mexico drug violence not an 'emergency,' White House says
UK charm offensive preceded Lockerbie bomber's release
Officials: Super Bowl 'a desirable target' for terrorists
Muslim Brotherhood strategist calls for Mubarak trial
Conservative high rollers gather to plot strategy
US.: Gun raids show cartels at work in Arizona
How Wall Street execs bankrolled GOP victory
U.S. tells agencies: Watch 'insiders' to prevent new WikiLeaks
2010 stories
Swiss close to charging three in nuclear smuggling plot
U.K. officials greased Lockerbie bomber's release, report finds
Supposedly slain al-Qaida terrorist resurfaces in Yemen
Chat with Michael Isikoff on the WikiLeaks documents
Yemen cable gives al-Qaida new 'recruiting' tool
'Scary stuff': Cyberattack arrest highlights risk
CIA faces second probe over videotape destruction
Spending blitz by outside groups helped secure big GOP wins
Did al-Qaida commander telgraph cargo bomb plot?
Democrats blast GOP ‘front groups,’ but use them too
Hillary Clinton helped engineer 'boy soldier' plea deal
Mumbai attack prompts intelligence review
'Double standard' in White House leak inquiries?
Second wife warned U.S. of Mumbai plotter
U.S. failure to retaliate for USS Cole attack rankled then — and now
10 years later, still no trial for accused USS Cole attack mastermind
ATF targets gun dealers to stem sales to Mexican cartels
U.S. bid to stem flow of weapons to Mexico cartels misfires
Saudi diplomat seeking asylum: 'My life is in danger'
Run on Afghan bank's deposits reported
Leader of Pakistan Taliban charged in CIA bombing
Amid flooding, CIA resumes Pakistan drone campaign
Photos of accused 9/11 plotter surface
Officer off Gitmo jury for agreeing with Obama
Landmark Gitmo trial puts White House in tight spot
Guantanamo trial a key test for Obama administration
Karzai faces crucial test of will to fight corruption
Karzai said to thwart bribery case against aide
Senate cancels Lockerbie hearing; BP, Brits 'stonewall'