Pentagon has spent more than $500 million on Iraq

U.S. operations in Iraq have cost an average of $7.5 million since mid-June, a Pentagon spokesman said Friday.

    Did Iran just mock the U.S. Coast Guard?

    Did Iran just mock the U.S. Coast Guard?

    “Americans feared and felt danger from a fishing dhow,” said an Iranian Navy admiral.

    Retiring SOCOM chief: ‘We are in the golden age of Special Operations’

    Adm. William McRaven will retire after leading U.S. Special Operations Command for three years.

    Islamic State waterboarded Foley and others

    Islamic State waterboarded Foley and others

    At least four hostages held by the militants, including the U.S. journalist who was executed, were allegedly waterboarded early in their captivity.

    Poor data leads to poor background checks

    Poor data leads to poor background checks

    A system to keep guns from the mentally ill doesn’t always get the information it needs

    Militants use Guantanamo’s orange jumpsuit in another execution

    Militants use Guantanamo’s orange jumpsuit in another execution

    The use of the brightly colored garb dates back a decade at least a decade, and demonstrates militant anger at the United States continuing to hold detainees without a trial.

    NATO: These satellite images show Russian troops in Ukraine

    NATO: These satellite images show Russian troops in Ukraine

    NATO released satellite images on Thursday of what it said were Russian artillery, vehicles and troops in and around eastern Ukraine.

    Will China stop buzzing U.S. planes? Meetings at Pentagon may help decide

    Will China stop buzzing U.S. planes? Meetings at Pentagon may help decide

    China has rejected U.S. criticism of an incident last week, blaming ‘large-scale and highly frequent close-in reconnaissance against China.“

    NSA Secrets

    FILE - This June 6, 213 file photo shows the sign outside the National Security Agency (NSA) campus in Fort Meade, Md. The NSA has broken privacy rules or overstepped its legal authority thousands of times each year since Congress granted the intelligence agency broad new powers in 2008, The Washington Post reports. In one case, telephone calls from Washington were intercepted when the city's area code was confused with the dialing code for Egypt.  (AP Photo/Patrick Semansky, File)

    Revelations and reaction

    The National Security Agency has been forced to respond to unprecedented disclosures about its surveillance programs. Those programs have been assailed as a violation of privacy rights by critics and defended as critical to U.S. national security by intelligence officials. Explore our coverage.

    Video: Militants appear to fire U.S.-made M198artillery

    Video: Militants appear to fire U.S.-made M198artillery

    The cannon in the video can fire GPS-guided rounds at least 14 miles, giving the militants a tremendous capability they once didn’t have.

    General forced to retire for mishandling sexual-misconduct complaints

    General forced to retire for mishandling sexual-misconduct complaints

    Maj. Gen. Michael T. Harrison Sr., a former commander of Army forces in Japan, will have to retire as a brigadier general, effectively a demotion that will cost him pension benefits.

    A brief history of F-15 fighter crashes

    A brief history of F-15 fighter crashes

    The F-15 is generally considered to be one of the Air Force’s most reliable jets. But it has had issues.

    Obama plan calls for implanted nerve chips for U.S. troops

    Obama plan calls for implanted nerve chips for U.S. troops

    Electrical Prescriptions program, or ElectRX, seeks tiny injectable devices that can help the body heal.