Los Angeles Chargers quarterbacks, Justin Herbert, left, and Easton Stick practice as the Chargers and the San Francisco 49ers hold a joint NFL football team practice in Costa Mesa, Calif., Friday, Aug. 20, 2021. (AP Photo/Damian Dovarganes)

Los Angeles Chargers coach Brandon Staley watches from the sideline during the first half of the team's NFL football preseason game against the Seattle Seahawks, Saturday, Aug. 28, 2021, in Seattle. (AP Photo/John Froschauer)