Mike Tirico hosts this primer for NBC's Sunday night NFL telecast, along with the announcing crew of Al Michaels, Cris Collinsworth and Michele Tafoya. Tirico holds down the studio fort by presenting highlight packages of the day's games and soliciting input from analysts Tony Dungy and Rodney Harrison. Mike Florio provides the insider's view and Liam McHugh co-hosts from the site of each game.