Justine Goode / NBC News; Getty ImagesU.S. newsA Navy SEAL was convinced exposure to blasts damaged his brain, so he donated it to science to prove it
Eduardo Munoz Alvarez / Getty Images fileU.S. newsDuty, Honor, Outrage: Change to West Point's mission statement sparks controversy
Lance Cpl. Jeraco J. Jenkins / U.S. MarinesWorldMilitary clears Ospreys to fly again after a series of fatal crashes
Charles Haymond / U.S. Air ForceU.S. newsAir Force employee charged with disclosing classified information on foreign dating website
Ariel Schalit / AP fileIsrael-Hamas warBiden admin carefully ramps up criticism of Israel over the Gaza war but stops short of cutting off military aid
Kevin Dietsch / Getty Images file CongressLawmakers grill Defense Secretary Lloyd Austin over secret hospitalization
Anatolii Stepanov / AFP - Getty ImagesWar in UkraineBiden officials weigh giving Ukraine weapons without replacing U.S. stocks right away or waiting for Congress funds
Kyodo via APU.S. newsLloyd Austin may learn this week about the military's plans to start flying its troubled Ospreys again
Kyodo News via AP fileEXCLUSIVEThe U.S. military depends on a unique aircraft. Why are so many of them crashing?
Jeremy Selwyn / Pool via Reuters fileWorldTrump's NATO criticisms may force a long-overdue reckoning on defense spending in Europe
Anna Moneymaker / Getty ImagesNational SecurityNational security adviser Jake Sullivan refuses to rule out strikes inside Iran
Matt Rourke / APWhite HouseBiden attends dignified transfer for U.S. service members killed in Jordan
Planet Labs PBC / AP fileLive UpdatesBiden ‘working through' retaliation options after Iran-backed militants kill 3 U.S. troops
Mohammed Hamoud / Getty ImagesCongressLawmakers press Biden to get Congress' approval for Middle East airstrikes
U.S. Army Reserve CommandIsrael-Hamas war3 Army Reserve soldiers killed in Jordan drone strike are identified
Zack Wittman for NBC NewsEXCLUSIVEThe Navy knows thousands may have been exposed to cancer-causing materials, but hasn’t told them
Daniel Karmann / dpa / picture alliance via Getty Images FileOUT Politics and PolicyTransgender veterans sue the VA for gender-affirming surgery
U.S. NavyIsrael-Hamas warNavy identifies two SEALs lost at sea during raid on supply ship for Houthis and later declared dead
Tom Williams / CQ-Roll Call, Inc via Getty ImagWar in Ukraine'Incredibly stark': Biden aides give lawmakers a grim assessment of Ukraine without more aid