Minnesota Vikings running back Alexander Mattison will get a "heavy workload" on Sunday against Detroit, according to NFL Network's Ian Rapoport. The 23-year-old is widely considered one of the best backups throughout the league, and he will have some large shoes to fill with Dalvin Cook (shoulder) expected to miss a few weeks because of a torn labrum. Mattison has 82 touches for 346 yards and five total touchdowns through four career starts, so he should be more than fine to fill the void ...