Should the Minnesota Vikings pursue Mike Pettine as their DC?

Should the Minnesota Vikings pursue Mike Pettine as their next defensive coordinator?; Why Jim Harbaugh opted to go back to Michigan; Do you trust Rick Spielman to turn things around in Jacksonville?; Was Judd paranoid watching Justin Jefferson! See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.