(St. Paul, MN)  —  A Tennessee man is dead after getting hit by a semi-truck in St. Paul Monday afternoon.  State Patrol troopers say the 28-year-old stepped into the path of a semi on Highway 52 at Belvidere Street just before 3 p.m.  The unidentified man had apparently exited his vehicle which was stopped on the highway.  Authorities say his identity has not been released pending the notification of family.