with aol cofounder steve case, housing secretary, shaun donovan, and educator, geoffrey canada, and finance expert, suze orman, and and entrepreneur russell simmons. but first john mccain spending the 4th with the troops in afghanistan. i'm candy crowley and this is "state of the union." >>> minutes ago we were joined from kabul by the ranking republican on the armed forces committee, john mccain. you have been fearful that withdrawing the troops by september of next year is risky to the troops and advances made on the ground. have you seen or heard anything that causes you to rethink that? >> no, basically what i have seen and heard here, both from afghans as well as a number of americans is that it's an unnecessary risk, and it's not recommended by any of the military, and i hope it will work out, but it certainly deprives us of the troops that we need for the second fighting season. >> lieutenant general john allen, as you know, is the nominee to be the u.s. commander in afghanistan. he was testifying on capitol hill this week, and i want to play you part of what he said and basically his position is he supports the president's withdra