Injury roundup: DeSean Jackson out for Redskins

The bad news keeps piling up for the Redskins.

DeSean Jackson injured his hamstring running a deep route that Kirk Cousins overthrew during the first quarter against the Dolphins.

Jackson is out for the remainder of the game, the team announced.

Here are other injuries we're keeping tabs during Week 1:

1. Cleveland quarterback Josh McCown was evaluated for a head injury after taking a big hit on an attempt to score a touchdown in the first quarter. McCown is out for the remainder of the game with a concussion, the Browns announced. Johnny Manziel is in at quarterback.

2.Bills safety Corey Graham is being evaluated for a concussion and is out for the remainder of the game against the Colts.

3.Panth…