Denver Post Broncos writer Parker Gabriel posts his Broncos Mailbag weekly during the season and periodically during the offseason. Click here to submit a question. Not a question, but an opinion. I think the Broncos should trade back for more picks — possibly a second-rounder — and then pick quarterback Mike Pratt from Tulane or, if he’s still available, Bo Nix. — Peter Beckley, Aurora Hey Peter, thanks for writing in and getting us going this week.