The White House telephone briefing with top members of Congress left many wanting a lot more details on the mission, as Britain chooses not to strike. NBC's Andrea Mitchell reports.
Syrian opposition activists say a school was attacked Monday with a substance they compared to napalm, saying the only injuries recorded were burns across 50 percent to 80 percent of victims' bodies. NBC's Richard Engel reports.
A look back at the conflict that has overtaken the country.
Brendan McDermid / Reuters
China's ambassador to the U.N., Liu Jieyi, center, exits a meeting of the five permanent U.N. Security Council members in New York on Thursday.