In this week’s Trading Shots, what does it tell us when fighters flee the sport before they have to in search of more conventional careers elsewhere? Retired UFC and WEC fighter Danny Downes joins MMAjunkie columnist Ben Fowlkes to discuss the decision to stay or go. Downes: Ben, I had a couple of minutes to kill this week, so I decided to check out the fourth-best MMA-related feature that asks Twitter users to provide content for the writer