The Green Bay Packers held their final practice before facing the Denver Broncos and everyone on the active roster participated, including Josh Jacobs.

His best one, defensive end Micah Parsons, knew nothing about baseball. That’s changing with Hafley’s help. But why is Hafley lecturing Parsons on Mariano Rivera, the legendary New York Yankee and baseball’s all-time saves leader? Because Parsons, like Rivera, is a dominant closer.

Broncos vs. Packers radio coverage: Station, channel, streaming to listen live to NFL Week 15 game broadcast originally appeared on The Sporting News. Add The Sporting News as a Preferred Source by clicking here. The Denver Broncos will host the Green Bay Packers at Mile High in Week 15.