By Seth Lakso
Contributor to CSNChicago.com
Mistakes started early and catastrophically, a couple involving players not on the roster very long, one involving a special-teams institution.
Kickoff coverage missed a platinum opportunity on a surprise onside kick in the second quarter, failing to come up with the ball and bumping it forward into Packers hands.
Coverage units delivered some impact early.
EAST RUTHERFORD, N.J.