GLENDALE, Ariz. – Skyy Moore nearly upstaged Brock Purdy’s comeback and Arizona homecoming. Moore returned Sunday’s opening kickoff 98 yards before being tackled a yard shy of the goal line. Enter: Purdy. Purdy, after missing the past six games with an injured big toe on his right foot, promptly handed the ball off to Christian McCaffrey for a 1-yard touchdown run, and the 49ers were on their way to a 41-22 rout of the host Cardinals. Purdy threw three touchdown passes, but he certainly shared the scoring spotlight. McCaffrey scored three touchdowns (1-yard run, 9-yard catch, 4-yard run), George Kittle had two touchdown receptions and, before leaving with a hamstring injury, kicker Eddy...