president obama is returning home today to make the sale. so far congress isn't buying. it's friday, september 6th and this is "now." a skeptical and divided congress, a war-weary public and a reluctant military. that is what the obama administration is up against as it sells intervention in syria. today at the g 20 summit, president obama was plain spoken about the difficulties at hand. >> this is not convenient. this is not something that i think a lot of folks around the world find an appetizing set of choices. but the question is, do these