CHICAGO (AP) — Michael Busch ended an 0-for-30 slide with a tying, two-run single in the eighth inning and Carson Kelly had a winning single in the ninth as the Chicago Cubs overcame a five-run deficit to beat the Pittsburgh Pirates 7-6. Brandon Lowe hit a grand slam and a solo homer off Jameson Taillon, and Oneil Cruz homered leading off the game for Pittsburgh, which led 5-0 before third-inning solo homers by Dansby Swanson and Moisés Ballesteros against Bubba Chandler.