91Å·ÃÀ¼¤Çé

The National Security Briefing features J.J. Green’s reporting on intelligence, cybersecurity, military affairs and emerging threats — providing analysis and context on the issues shaping U.S. and global security today.

The Hunt: Suspected Russian attacks in Europe indicate Ukraine war is spreading

Analysis: America running out of options, time and weapons in Iran war

Analysis: Russia’s shadow war is moving from threat to preparation

NORAD warns pilots to check flight restrictions ahead of July Fourth celebrations

Analysis: The $6 billion fault line; the first crack in the US-Iran deal is already showing

Analysis: US and Iran strikes a deal, but there’s no winner

Analysis: The Iran war is the conflict no one can stop

Analysis: Russian drone crash in Romania shatters illusion of contained Ukraine war

Analysis: Gunfire at the White House reveals America's dangerous new security reality

'Every second matters': How effective are post-9/11 counterterrorism systems against the 'lone actor'?

America 250: The Age of Precision: How guided weapons changed war

Analysis: NATO’s most dangerous transition since the Cold War

Analysis: The Baltic flank is now a live escalation zone

America 250: The impact of GPS on the US military and the rest of us

Commentary: What the White House correspondents’ dinner attack is showing me about the 'information war'

America 250: The helicopter’s impact on the US military

Analysis: Two blockades, one chokepoint and the Strait of Hormuz at the edge of conflict

Analysis: Where the Iran war stands and the president’s attempt to sell it

Analysis: Back channel diplomacy emerges as Iran war intensifies

Analysis: Iran conflict shifting from military strikes to the brink of global war

Analysis: Congested skies over Iran, expanding fronts and strategic fragility

How did a shooter get so close to the White House correspondents' dinner? 91Å·ÃÀ¼¤Çé's national security reporter weighs in

American 250: Radar, the technology that took surprise out of war

Islamabad Talks: What does the abrupt end mean for future negotiations?

America 250: From experiment to empire: Aircraft and ships catapulted the US military

America 250: How the internal combustion engine transformed modern warfare