Minnesota Vikings running back Alexander Mattison is fully preparing himself this offseason to take over for Dalvin Cook as the team's lead back in 2023. Mattison signed a two-year, $7 million extension this offseason and figures to have two or three times more carries than the 101 rushing attempts he averaged in his first four NFL seasons. "For me, it's a great opportunity to step into the role, the limelight and the position I've always dreamt of being in. All the work I've put in to this ...