Getty Philadelphia Eagles cornerback Quinyon Mitchell. If you are looking for the one player on defense the Philadelphia Eagles cannot afford to lose, don’t look any further. We can tell you who it is. It’s second year cornerback Quinyon Mitchell . Nobody else is even close. That’s why it was such a blow when Mitchell injured his hamstring in the first half, left the game and didn’t return in a shocking, 34-17 Week 6 loss to the New York Giants on Thursday Night Football. Mitchell’s exit meant