The Cowboys are likely to fill the open spot on their roster with a waiver claim over the weekend. Since they're dangerously thin in the secondary, especially at cornerback, that's a position that would make sense. Evan Oglesby, one of the Cowboys' final cuts last year, was released by the Ravens. He'd be a cost-effective fit. There could also be more churning of the bottom of the roster. But the Cowboys have their 52 for now. Follow the jump to see how their roster shapes u...