WASHINGTON - U.S. Defense Secretary Chuck Hagel resigned on Monday, leaving under pressure as President Barack Obama faces critical national security challenges, including fighting Islamic State in Iraq and Syria and revising plans to exit Afghanistan. | Video
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WASHINGTON/KABUL - President Barack Obama has approved plans to give U.S. military commanders a wider role to fight the Taliban alongside Afghan forces after the current mission ends next month, a senior administration official said.
VILNIUS - The United States will keep troops in Poland and the Baltic states for at least the next year as tensions with Russia remain, the commander of U.S. land forces in Europe said on Sunday.