A’s beat Twins on Davis’ walk-off homer

OAKLAND, Calif. — Rajai Davis hit a two-run, walk-off homer in the ninth inning, lifting the Oakland Athletics to a 5-4 win over the Minnesota Twins and giving manager Bob Melvin his 1,000th career victory. The walk-off RBI was the ninth of Davis’ career, and the walk-off homer was his second. After pinch-hitter Adam Rosales worked…