LAS VEGAS (AP) — Four days after losing 3-0, the Las Vegas Raiders set a franchise scoring record with a 63-21 win over the Los Angeles Chargers. The Raiders scored 42 points by halftime. They didn’t let the Chargers cross midfield until the third quarter. It was the most points for the Raiders, beating out their 59-14 victory at Denver in 2010. The Raiders led 42-0 at halftime, just three points shy of the NFL record for halftime margin that was set in 2009 when the New England led Tennessee 45-0. The halftime deficit was the biggest in Chargers history.