Allen appeared to injure his elbow after being sandwiched between two defenders. He could be seen trying to shake it off after the next play.
A view of it:
Peterman replaced him and threw a touchdown pass to Zay Jones to give the Bills a lead:
Allen was on the bench with a big wrap on his elbow later:
Before the injury, Allen was 10-of-17 for 84 yards on the day with no touchdowns and no interceptions. It was a pretty “meh” day for the rookie.
UPDATE: Nathan Peterman threw a pick-six to hand Houston a win:
And so it goes…