Defense

Navy chief: U.S. to bring 'sawed-off shotgun' to Persian Gulf

U.S. ramping up military capabilities in region amid tensions with Iran.

Defense

Karzai says he is at ‘the end of the rope’ with U.S.

Afghan president accuses the United States of not cooperating in investigation of last weekend's shootings.

Defense

Report: U.S. soldier 'snapped' under pressure

Stress, alcohol and domestic issues said to have contributed to Afghanistan tragedy.

Defense

House GOP budget to avoid sequester of Defense funds

Lawmakers may target federal workforce for cuts instead.

Defense

Ron Paul calls rival GOP candidates 'chicken hawks'

Paul wins standing ovations in Illinois for calls to bring troops home.

Defense

Pew: Majority of Americans don't support intervention in Syria

Sixty-two percent of those surveyed oppose bombing the Syrian military.

Defense

Karzai: Afghan forces should take over by 2013

Decision comes as the Taliban announces a delay in negotiations with U.S., Afghan governments.

Defense

Obama, Cameron defend Afghan timetable

Withdrawal is still targeted for 2014, U.S. and U.K. leaders say.

Defense

Defense secretary visits a tense Afghanistan

Leon Panetta is the first top U.S. official to visit since this weekend's murder of 16 Afghan civilians.

Defense

FEMA partners with AmeriCorps for disaster relief

Arrangement promises to save the government about $60 million annually.

Defense

Romney: U.S. troops reaching 'breaking point'

GOP candidate also fires back at Obama over linking Iran war fears to gas prices.

Defense

Obama says those accountable in Afghan killings will face 'full force of the law'

President calls the killings 'unacceptable,' 'outrageous.'

Defense

Afghan delegation attacked at site of massacre

Insurgent strike leaves at least one Afghan soldier dead, NY Times reports.

Defense

Death penalty possible in Afghan killings case, AP reports

The killings must not derail the U.S. mission in Afghanistan, Panetta says.

Defense

Afghanistan war commander: Killings will not accelerate drawdown

The man suspected of shooting the Afghan civilians acted alone, Gen. John Allen says.

Defense

Afghanistan killings: Not the first time

A look at punishment of past crimes shows mostly light sentencing.

Defense

Shootings likely to upend Afghanistan strategy

Tragedy steps up pressure to find a faster way out of the conflict.

Defense

U.S. should reassess Afghan policy, Santorum says

Candidate is optimistic about the election, saying 'Governor Romney will not make it.'

Defense

Obama calls Karzai over shooting of Afghan civilians

A solider reportedly walked more than a mile from his base and methodically killed the civilians -- including children.

Tech

Nuclear commission issues first Fukushima safety orders

Operators of the 104 U.S. nuclear reactors will have till the end of 2016 to comply with updated requirements.