Packers' D has work to do -- and not just learning how to hit QBs

LANDOVER, Md. -- Anyone who has watched the Green Bay Packers had to know this was coming.

No, not another Clay Matthews' roughing the passer penalty that infuriated and exasperated the veteran outside linebacker -- though there was that, too.

But after Kirk Cousins and Stefon Diggs connected on a 75-yard deep-ball touchdown pass in Week 2, Packers defensive pass game coordinator Joe Whitt offered this:

"What I always tell guys is when you give up the ball like we did to [Diggs] over the top, you're going to get tested at least the next four weeks because it's on everybody's tape for the next four weeks," Whitt said. "Even though they check the ball down, they're going to push the ball…