GLENDALE, Ariz. — Arizona rookie David Johnson rushed for 66 yards in 13 carries in his NFL debut, San Diego had six first-half sacks, and rookie Josh Lambo kicked a 42-yard field goal as the game ended to give the Chargers a 22-19 preseason victory over the Cardinals on Saturday night.
Johnson, a fourth-round pick from Northern Iowa who had been out most of training camp with a hamstring injury, also caught two passes for 15 yards.
Melvin Ingram sacked Carson Palmer twice.
Palmer, playing less than one quarter, completed a 57-yard pass to rookie speedster J.