ALERT : U.S. Says Syria Uses Chemical Weapons, Preparing for Next Steps against Assad Regime

McCain: "Chemical weapons being used" in Syria "The president of the United States said that if [Syrian president] Assad used chemical weapons it would be a game changer, that it would cross a red line," said Sen. John McCain, R-Ariz., adding that in light of recent reports that chemical weapons were used on a small scale in Syria, "I think it's pretty obvious that red line has been crossed."