concerned about all of this. the ranking republican member of the senate republican committee talk about it a short time ago. >> we now know that chemical weapons have been used for almost a year by the syrian regime. we've done nothing. so i think it's time that we act in a very serious way. if a no-fly zone is what they decided to do, i'm sure our military has taken preparations for carrying out a successful operation and i support that. >> barbara starr, we're going to have you stand by at the pentagon. let's go to the senate floor where senator john mccain is talking about this. >> it's terrible. ism -- i applaud the president's decision, i applaud he's acknowledged what we knew, that bashar al assad is using chemical weapons. we've got to change the equation on the battle ground and if i might say, i have seen and been