Broncos release first, unofficial depth chart. The only "news" is that Mims, Franklin listed as 1st/2nd opposite Sutton; Vele is Sutton's backup. Unsung starter Luke Wattenberg solidifies Broncos' sneaky-good offensive line. Broncos led the NFL in pass-blocking efficiency (90.8), per Pro Football Focus. Good O-Line play will be paramount in Bo Nix's second season and also in revamping the run game. CU Buffs attracting more than just eyeballs; bettors jump on the 5.5-win over/under. What's the outlook for the Buffs in Coach Prime's first season without any of his sons on the team?