Saying "It wasn't Giffords, it couldn't have been Giffords, nothing she said or did could possibly have had anything to do with it, he was just insane" seems to prematurely eliminate a lot of possibilities.
Her politics may have had absolutely nothing to do with this incident. This gathering could have just been the high visibility event to get the shooter the infamy he was probably seeking.
"Hey jackass, get your government off my freedom." MOLON LABE
