Friday, December 4, 2020 ABC 8:00 p.m. “Shark Tank” 9:00 p.m. “20/20” (two hours) CBS 8:00 p.m. “MacGyver” (season premiere) 9:00 p.m. “Magnum, P.I.” (season premiere) 10:00 p.m. “Blue Bloods” (season premiere) NBC 8:00 p.m. “The Voice” (R) 9:00 p.m. “Dateline” (two hours) Fox: 8:00 p.m. “WWE Friday Night Smackdown” (two hours) CW: 8:00 p.m. […]