PHILADELPHIA (AP) -- DJ LeMahieu homered and had three hits, Nolan Arenado also went deep and the surging Colorado Rockies beat Philadelphia 4-1 on Sunday to hand the Phillies their season-worst seventh consecutive defeat.Chris Rusin (1-0) replaced injured starter Jordan Lyles with one out in the second and pitched 4 2-3 scoreless innings to help the Rockies win their fourth straight and seventh in eight games. The Phillies' losing streak is their longest since dropping eight in a row in July 2013. Philadelphia was swept at home by Colorado for the first time in club history.Offense continued to be a problem for the Phillies, who have scored 12 runs during their skid. They finished with seven hits.Lyles re-aggravated an injury to his left big toe, which he sprained in his previous start, when he tried to avoid Cody Asche's line-drive single up the middle.