Brandon Marshall Injures Hamstring: Another Case of Marshall As Baby TO?

Today, it was reported by ESPN that Brandon Marshall injured his hamstring in the last hour of Broncos' practice. He was attempting to run a deep sideline route. Marshall pulled up, limped to the sideline, threw his helmet to the ground, then collapsed to the grass. He stayed on the sideline for a few minutes before being seen hobbling, ironically to the trainer's room. I say ironically because one of the reasons Marshall cites in wanting a trade from the Broncos is that he believes Denver's medical staff misdiagnosed his hip injury last year, something that needed surgery during the offseason. So, after having to worry about a hip coming off surgery, Marshall now must contend with a hamstring that could end up being a nagging injury. One thing skill players like receivers and cornerbacks don't need is a leg injury; see Champ Bailey and his hurt groin last year. What really happened to Marshall? Has he been lazy in the offseason, not working hard enough? Or has he ha...