Raiders quarterback Derek Carr (4) drops back to pass during the first half of a NFL game against the Los Angeles Chargers in Carson, Calif., Sunday, Dec. 31, 2017. Heidi Fang Las Vegas Review-Jou …

Raiders quarterback Derek Carr (4) drops back to pass during the first half of a NFL game against the Los Angeles Chargers in Carson, Calif., Sunday, Dec. 31, 2017. Heidi Fang Las Vegas Review-Journal @HeidiFang