A 20-year-old man is facing charges after a fatal hit-and-run crash in South Lake Tahoe. It happened just before 8 p.m Sunday on Lake Tahoe Blvd. near Fairway Ave. A 70 year old man was pronounced dead on the scene. He was crossing the street outside of a crosswalk when he was hit by a black vehicle, which left the scene. Then just after 12:30 a.m., 20-year-old Marlon Cruz came to the South Lake Tahoe Police Department and told officers that he might have been involved in a collision. Cruz has been charged with felony hit and run and is in Placer County Jail.