The Redskins defense over the past few weeks has had a tough time getting key stops .
That continued at University of Phoenix Stadium as the unit could not contain Carson Palmer and running back David Johnson in a 31 - 23 loss .
The Redskins defense over the past few weeks has had a tough time getting key stops , and that continued at University of Phoenix Stadium as the unit could not contain Carson Palmer and running back David Johnson in a 31 - 23 loss .