President Barack Obama gestures as he speaks during his daily news briefing at the White House, Friday, July 19, 2013, in Washington, about the fatal
President Barack Obama gestures as he speaks during his daily news briefing at the White House, Friday, July 19, 2013, in Washington, about the fatal shooting of Trayvon Martin by George Zimmerman. (AP Photo/Carolyn Kaster) (Carolyn Kaster)