>> senator blunt has been attacking me on guns. well, in the army i learned how to use and respect my rifle. in afghanistan i volunteered to be an extra gun in an convoy of suvs. i supported second amendment rights. i believe in background checks. i approve this message, because i'd like to see senator blunt do this. >> with me now to discuss, peter shankman and mark pressman. we're all watching that ad. i really wanted to start with that ad. to you, sir, because from what i've read about that race in missouri, it was that ad that really flipped things for jason kander. >> look, he's a former army national guard veteran. and at the time, blunt is a well-known name in missouri politics. he's been there a long time. his son was the governor. but missouri is a stated where