Dirk Koetter all but acknowledges that Mike Glennon’s on the block

With the law of supply and demand dictating that even bad quarterbacks have markets, any team with a sentient passer has to be willing to listen to what other teams might think he’s worth. So while Buccaneers coach Dirk Koetter likes backup Mike Glennon, someone might like him more. And Koetter says as much as…