Cowboys offensive poll: Are coaching changes on offense needed?

Photo by Tom Pennington/Getty ImagesThe Dallas Cowboys season as a whole has been a complete disaster mainly because of the injuries sustained in training camp to today. This has put a strain on the players, but especially on the coaching staff trying to get their players ready and devise schemes to protect their rookies. With that said, some of them still may not be getting the job done.

First, let's get this out of the way, we know head coach Mike McCarthy is safe and will return, but all the rest is up in the air. All these coaches have had their ups and downs, and have reasons they should stay and reasons the Cowboys could find someone else to replace them.

Offensive coordinator Kellen…