Kemps RBI single in 9th gives As 43 win over Guardians

OAKLAND — Tony Kemp said he lost sleep over his costly error on Monday. It didn’t take him long to make up for it. The second baseman hit a game-ending single in the bottom of the ninth inning Tuesday night to give the Oakland Athletics a 4-3 win over the Cleveland Guardians. “Today’s a new day,” Kemp said. “You just continue to grind it out with your teammates. We’ve got a great group here. The season is young.” Ryan Noda led off the ninth with a walk against James Karinchak (0-2). Noda advanced to second on a groundout by Esteury…