Defense Secretary Chuck Hagel is the first senior adviser to leave the administration since the midterm elections.
President Obama says fight against ISIS is not America's alone.
Obama thanks Congress for its support for Syrian opposition. (9/20/2014)
The two separate deadly incidents occurred when one ship carrying about 500 migrants was rammed, while another ship holding 250 migrants capsized off the Libyan coast.
Obama reiterated a strategy to destroy terrorist group ISIL. (9/15/2014)
President Obama grapples with how to deal with Islamic terrorists.