Watch Reaction to Jodi Arias Mistrial
Jury selection for alleged Boston Marathon bomber Dzhokhar Tsarnaev's trial will begin this week.
Boston bombing suspect Dzhokhar Tsarnaev is seen from WHDH aerials, as he is transferred to a vehicle, and then as he is returned to jail.
Robel Phillipos, a college friend of Dzhokhar Tsarnaev, is charged with lying to investigators in the Boston Marathon bombings case.
Officials say the gun used to shoot and kill MIT officer Sean Collier has been traced to a defendant in a federal drugs and firearms case.
The jury began deliberating Wednesday after closing arguments in the trial against Tazhayakov, who prosecutors say helped suspect Dzhokhar Tsarnaev.
Over a year after the horrific event, one of the first trials in the Boston Marathon Bombing investigation is just getting underway.
Police at the University of Massachusetts Boston have arrested a student in connection with two bomb threats called into the school in the past week.
Natalie Morales follows the stories of Carmen Acabbo, her sister Celeste Corcoran, and Celeste’s daughter Sydney, and their emotional reunion to the finish line.
TODAY’s Natalie Morales talks about her emotional day running in the Boston Marathon, and finishing “Boston Strong.”
This year’s marathon had extraordinary security, but both the runners and the 1 million spectators remained undeterred.
One year later, victims of last year's violence came back to Boylston Street to celebrate the Boston Marathon.
The Boston Marathon saw its share of funny signs, elaborate costumes and peppy people.
Meb Keflezighi is the first American to win the Boston Marathon since 1983.
Carlos Arredondo raced to the aid of Jeff Bauman and the moment was captured in an iconic picture that captured the emotion of the day.
Keflezighi, 38, won by several seconds, moving his sunglasses to the top of his head and raising his arms as he crossed the finish line.
A year after a bombing devastated the annual race, there’s a "Boston Strong" mentality surrounding the preparations.
Rita Jeptoo won the woman's race for the second year in a row with a course record of 2:18:57.
A sports clothing store that became a makeshift ER during the Boston Marathon bombing is now ready for this year’s race with its running club.
Tatyana McFadden, of the United States, wins the women's wheelchair division of the 118th Boston Marathon on Monday —her 25th birthday.
U.S. Secretary of Homeland Jeh Johnson gave an update on security measures shortly after the flyover.
The elite women field start the 118th running of the Boston Marathon on Monday in Hopkinton, Mass. on Monday.
Dick Hoyt and his son Rick Hoyt, who has cerebral palsy, will participate in their 32nd Boston Marathon.
The second largest group of runners will participate Monday in the 118th Boston Marathon, remembering last year's victims and celebrating the city's resilience.
When runners line up this morning to participate in the 2014 Boston Marathon, more eyes will be watching than ever before.
The race, under much tighter security than usual, will be a moment of catharsis for the city of Boston.
Law enforcement officials are working around the clock to make sure the Boston Marathon is safe.
Dennis Keeley is grateful for the support over the year since the Boston bombings, but he's eager to move on--as he runs his first marathon.
Final preparations for the race are underway a year after a bombing attack rocked the annual event.
Two runners talk to NBC about why they decided to run the Boston 5K, the first public event of the Boston Marathon Weekend.
Boston EMS wants this year's marathon story to be about the weather, and the runners, once again.
The wife of the dead Boston bombing suspect hasn't been named as a suspect in the case, but her proximity to it has put her in a prison without bars.
A year after terror attack, police deploy more manpower, dogs and high-tech gear to protect the city's iconic foot race.
After the Boston Marathon bombing, the Red Sox connection to the city took on special meaning.
Boston Globe staff photographer John Tlumacki takes us behind the lens of his camera and explains the photograph he took one year ago at the Boston Marathon.
A man who was taken into custody near the Boston Marathon finish line was arraigned in Boston Municipal Court on Wednesday.
The judge rejected a claim by the government that Tsarnaev should not see the photos because it would disturb the families of the victims.
Near the scene of last year’s bombings at the Boston Marathon, Boston police detonated two suspicious backpacks, and a man was taken into custody at the scene. NBC’s Ron Mott reports.
It's been one year since the Boston Marathon bombings claimed the lives of three people and injured hundreds more.
Police said a man was in custody, and would be charged with possession fo a hoax device.
Prosecutors have said they will seek the death sentence if the man accused of carrying out the Boston bombing attacks is convicted.
One year after the Boston bombing, the city honored those who died -- and the survivors who have shown their resilience.
Police were active near the Boston Marathon finish line Tuesday night on the first anniversary of the twin bombings.
Franklin Street, a 20-minute drive from the finish line of the Boston Marathon, will forever be the place where Dzhokhar Tsarnaev was cornered.
The family of Martin Richard, an adorable 8-year-old who died in the marathon tragedy, is raising money to support their son's message of peace.
At 2:49 p.m. on Tuesday, the city of Boston stood together during a flag raising ceremony to commemorate the anniversary of the marathon bombings.
The lawyers brought in to defend Dzhokhar Tsarnaev must decide whether to try to move the trial and whether to have the defendant plead guilty.
Four survivors of the Boston Marathon bombing tell Vice President Biden, Governor Patrick, Mayors Walsh and Menino their stories of overcoming huge obstacles, due to the impact the bombing had on their lives.
Vice President Joe Biden tells the Boston crowd how moved he is by the memorial, and how their perseverance, shows "pure courage."
Bells tolled as a flag was hoisted up a flagpole at the spot of the Boston Marathon finish line, one year to the minute after tragedy struck there.
Biden marked the first anniversary of the Boston Marathon bombings with a strong message to terrorists — and with a little dig at the Red Sox.
Tom Menino, who was mayor at the time of the Boston Marathon bombing, tells the audience "our heart aches for those we lost."
Former Boston Mayor Thomas Menino was hailed for his leadership in the aftermath of the marathon bombings.
Joe Andruzzi gained fame in Boston for his play on the New England Patriots offensive line.
The Boston firehouse that lost two firefighters last month joined mourners Tuesday in remembering victims of the Boston Marathon bombing.
Mourners and officials gathered to pay tribute to marathon victims, and those who rushed to help them, a year after twin explosions went off.
One year after bombings struck the Boston Marathon, Bostonians are bouncing back.
One year after the Boston Marathon bombing, a simple phrase continues to unite a city.
A bomb squad determined the device is a high voltage fuse that probably came off of a utility truck, authorities said.
Watch a tribute event to mark the anniversary of April 15, 2013. The day of the Boston Marathon bombing. Scheduled at 12:00 pm ET.
Boston will pause for one somber day to observe what happened exactly one year earlier, when two bombs shattered tradition, glass and bodies.
In the heat of pursuit, effort to capture suspected carjackers became a confusing circular ambush, with cops shooting at cops.
"I think it’s going to be a difficult day for a lot of people tomorrow"
A year after the Boston Marathon bombings, surviving suspect Dzhokhar Tsarnaev is waiting to learn his fate.
J.P. Norden and Paul Norden, two brothers who lost legs in the 2013 Boston Marathon bombing, say they're focused on moving forward.
When the first of two bombs exploded near the finish line in Boston, untrained bystanders joined with the pros to save lives.
NBC News' Harry Smith reports on Patriot’s Day in Boston, a holiday with revolutionary roots that has special significance in Boston.
David’s full discussion in Boston, Mass., with a special roundtable and a group of first responders on the impact of the bombing and how the city is recovering as we approach the one year anniversary.
Celeste and Sydney Corcoran, both severely injured at the Boston Marathon bombing, talk to Brian Williams about their long journey to recovery.
Celeste Corcoran and her daughter, Sydney, recently spoke with Brian Williams about the day that changed everything.
Survivors, witnesses and law enforcement officials take us from the bombing to the capture of the suspects, hour by hour.
In an interview with Brian Williams, Boston bombing survivor Jeff Bauman recounts the year following the marathon tragedy, and shares some happy news.
The information included a telephone call in which Tamerlan Tsarnaev and his mother discussed Islamic jihad, according to The New York Times.
The DiMartinos have marked many milestones since surviving the Boston Marathon blast but still grapple with wounds a year later.
The DiMartinos have spent the past year recovering from their Boston Marathon bombing injuries and building a future together.
Vice President Joe Biden and wife, Jill, will travel to Boston next week to commemorate the one-year anniversary of the Boston Marathon bombing.
The manhunt for the perpetrators of last year's Boston Marathon bomb attack exposed some "fault lines" in law enforcement a study released Thursday said.
A Saudi Arabian man who was injured in the bombings has filed a defamation lawsuit against Glenn Beck for publicly tying him to the attacks.
Archivists have spent the last year processing thousands of mementos left at the impromptu memorial built at the 2013 Boston Marathon bombing site.
Defense lawyers asked the judge overseeing the case for an order requiring the government to turn over all records of the FBI's contacts with Tamerlan Tsarnaev.
Russia sent U.S. officials two warnings about Tamerlan Tsarnaev, but thanks to a variant spelling of his name he slipped into the U.S. without being questioned.