Where is the Packers’ secondary vulnerable and why should they get better?

Wisconsin-USA TODAY NETWORK The Packers secondary struggles last year, but there are reasons to believe it can be significantly better in 2019.It’s never just one thing. Kevin King couldn’t stay healthy, Tramon Williams had to play out of position, the safety spot was a sink hole the size of Door County, Josh Jackson developed slowly, and the pass rush couldn’t consistently generate pressure. Pointing to any single one of these improving doesn’t provide compelling evidence this defense will actually improve. We have myriad reasons to be hopeful, but first we must understand the problem.

Football Outsiders broke down every defense, identifying which teams defended which routes the best, while…