Oakland Raiders quarterback Derek Carr (4) smiles during the first half of an NFL preseason football game against the Green Bay Packers in Oakland, Calif., Friday, Aug. 24, 2018. (AP Photo/D. Ross …

Oakland Raiders quarterback Derek Carr (4) smiles during the first half of an NFL preseason football game against the Green Bay Packers in Oakland, Calif., Friday, Aug. 24, 2018. (AP Photo/D. Ross Cameron)