NFL buzz: What we're hearing on the Ravens and Chargers, plus trade deadline intel

NFL Week 9 buzz includes multiple significant quarterback developments: the Baltimore Ravens are finalizing a trade with the Arizona Cardinals for quarterback Jacoby Brissett, the Seattle Seahawks' QB Sam Darnold has been ruled out for Sunday and is listed week-to-week, and the Philadelphia Eagles are turning to Tanner McKee or another backup as starting QB against the Giants. Additional notes include Lions head coach Dan Campbell having full movement in his lower body after a neck injury and receiver Brandon Aiyuk filing for reinstatement with the 49ers.