i am richard lui in for kris jansing. are we heading for another war?ing to arm the syrian rebels. the questions are what are we going to give them, when, and how deeply will this drag the u.s. into another foreign conflict. this morning, britain saying it is not ready to arm rebels, russia still is not convinced bashar al-assad used chemical weapons. all of it coming days before the g 8 summit where president obama will meet with leaders from the u.k., germany, japan, france, canada. last night, ben rhodes telling reporters on a conference call the assad regime crossed the line by using chemical weapons and that changed the president's calculus. former president bill clinton praised the obama administration on "morning joe." >> the white house made it clear they intend to do more, they're exploring their options, and right now don't want to talk about the details and i don't blame them because the less they talk about the details, more likely increased assistance is likely to be effective, and as i said, they want to see whatur