President Obama now wants to keep 10,000 troops in Afghanistan through 2016. Here's a look back at the longest conflict in U.S. history.
Sept. 11, 2001 -- Al-Qaeda operatives hijack four commercial airliners, flying two into New York's World Trade Center and a third into the Pentagon. A fourth plane crashes in a field near the town of Shanksville, Pa., after passengers storm the cockpit. Nearly 3,000 people die in the attacks.
Summer means road trips, and it seems everyone has a tip on how to save fuel. But which are fact and which are fiction? Take this quiz to find out.