U.S. nuclear secrets are vulnerable to spies, report says
02:51
Top-secret military leaks raise national security concerns
01:51
Pentagon: Airstrikes on Iran-affiliated sites in Syria were ‘proportionate and deliberate’
02:33
TikTok CEO to appear before Congress amid growing security concerns
04:18
Foreign adversaries not responsible for 'Havana syndrome,' say U.S. intel agencies
03:21
China-linked hackers targeted 39 industries on most continents in 2022, report finds
03:23
Biden ordered unidentified aerial objects taken down out of 'abundance of caution'
04:31
U.S. military takes down second 'high-altitude object' over Alaska, origin unknown
03:43
Chinese balloon had antennas capable of collecting signals intelligence
02:49
DHS issues domestic terror threat warning to LGBTQ, Jewish and migrant communities
04:18
House Homeland Security Committee holds hearing on worldwide threats
03:46
Biden's national security adviser Sullivan acknowledges communications with Russia
01:36
CIA honors Harriet Tubman as model spy with statue
00:53
Justice Dept. charges three Iranians with hacking computer networks in global scheme
01:43
Extradition of Julian Assange to the U.S. approved by British government
02:37
Plot by ISIS operative to assassinate former Pres. George W. Bush foiled by law enforcement
02:01
Justice Dept. announces criminal charges against Chinese government over efforts to intimidate
02:52
CIA director: 'Putin has no endgame' in Ukraine as intel shows up to 4,000 Russian soldiers killed
03:01
White House: Putin 'improvising' Ukraine strategy, was not prepared for U.S. intel
01:50
Russian military exercises in Belarus ‘will continue indefinitely’
03:00
Friends of Boston bomb suspect to stay in custody
02:13
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Three men, all 19 and friends of bombing suspect Dzhokhar Tsarnaev, will remain in federal custody until a court hearing later this month. They are accused of disposing of evidence. NBC’s Pete Williams reports.May 2, 2013
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U.S. nuclear secrets are vulnerable to spies, report says
02:51
Top-secret military leaks raise national security concerns
01:51
Pentagon: Airstrikes on Iran-affiliated sites in Syria were ‘proportionate and deliberate’
02:33
TikTok CEO to appear before Congress amid growing security concerns
04:18
Foreign adversaries not responsible for 'Havana syndrome,' say U.S. intel agencies
03:21
China-linked hackers targeted 39 industries on most continents in 2022, report finds
03:23
Biden ordered unidentified aerial objects taken down out of 'abundance of caution'
04:31
U.S. military takes down second 'high-altitude object' over Alaska, origin unknown
03:43
Chinese balloon had antennas capable of collecting signals intelligence
02:49
DHS issues domestic terror threat warning to LGBTQ, Jewish and migrant communities
04:18
House Homeland Security Committee holds hearing on worldwide threats
03:46
Biden's national security adviser Sullivan acknowledges communications with Russia
01:36
CIA honors Harriet Tubman as model spy with statue
00:53
Justice Dept. charges three Iranians with hacking computer networks in global scheme
01:43
Extradition of Julian Assange to the U.S. approved by British government
02:37
Plot by ISIS operative to assassinate former Pres. George W. Bush foiled by law enforcement
02:01
Justice Dept. announces criminal charges against Chinese government over efforts to intimidate
02:52
CIA director: 'Putin has no endgame' in Ukraine as intel shows up to 4,000 Russian soldiers killed
03:01
White House: Putin 'improvising' Ukraine strategy, was not prepared for U.S. intel
01:50
Russian military exercises in Belarus ‘will continue indefinitely’