on cnn. you had donald trump with gun free zones and his rally in vermont. listen to this. >> you know what a gun free zone is to a sicko? that's bait. that's like gun free zone. i will get rid of gun free zones on schools and -- you have to, and on military bases. my first day, it gets signed. >> it's bait for sickos. it is interesting. we have looked at the research. they go back to the '90s. joe biden, then a senator. bipartisan support for keeping schools in particular free of guns. >> this is something you heard from donald trump before. not in quite such colorful language. it is something you heard him say and others on the right. this notion that people are sitting ducks is one of the