professor zelizer, i'm sorry you have to listen to this. he's got a very tight line to walk because of the partisan rhetoric and how quickly it takes off, yes? >> absolutely. he governs in a very difficult environment. it's true both that he is a person who's been re-elected and has some rather healthy numbers during those elections. at the same time, it is a polarized congress and he has been unable to move republicans. so the other option, other than executive power, is to find the issues and play on thosie issue that divide the gop and use those divisions as a way to win over some votes as republicans think about what's going to be good for the mid-terms aennd th presidential election. obviously the prospects are big for any legislative items to get through. >> we'll give the professor the last word. professor zelizer, kevin, l.z., thank you all very much. >>> this just into cnn. detames of a u.s. military mission that targeted a militant group in the horn of africa. military sources are telling us about an american air strike in souther