‘He has 136 receiving yards and a touchdown in his first four games with the Bills. If everyone eats, he seems a bit like the youngest child — getting elbowed out until there’s nothing left. The 30-year-old wideout is an established veteran, which is why Buffalo acquired him from Cleveland in mid-October. Since he joined the team, he has been hampered by a wrist injury, so he hasn’t had much time on the field with Allen. Cooper spent weeks as a limited participant in practice, missed Weeks 9 and 10, returned last week and is set to play Sunday against the Rams.’