Dalvin Cook injury: Vikings RB has torn ACLOn Monday, Vikings coach Mike Zimmer said rookie running back Dalvin Cook is done for the season with a torn ACL.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceOn Monday, Vikings coach Mike Zimmer said rookie running back Dalvin Cook is done for the season with a torn ACL.Published Oct 2, 2017 | Modified Oct 2, 2017SI STAFFShare on FacebookShare on XHome/NFL