Denver Post beat reporters Parker Gabriel and Ryan McFadden preview the Broncos’ season opener at Seattle on Sunday afternoon. Included: Expectations for rookie quarterback Bo Nix, what to watch for at other positions and a look at all of the unknowns on both sides of the ball for Denver and also Seattle, which has a new head coach and new coordinators on both sides of the ball. Watch Listen Subscribe to the podcast SoundCloud | iTunes | Stitcher | RSS Want more Broncos news?