Mike Zimmer Mike Zimmer, the former head coach of Vikings, is joining the Cowboys as their defensive coordinator 9 months ago Mike Zimmer has returned to the NFL, the place where it all started. NFL Network Insider Tom Pelissero said that… For Kansas City Why This Won’t Be Simple : Vikings VS. Chiefs 5 years ago The Chiefs plan to have Patrick Mahomes back under community for Sunday's home game against the Vikings after the star…