SAN DIEGO, May 5 (UPI) -- Chris Iannetta had a grand slam and Troy Tulowitzki had two RBI and two runs scored Monday in helping the Colorado Rockies past San Diego 9-6.
Todd Helton had two hits and scored twice for the Rockies.
Colorado starter Jorge De La Rosa allowed six runs on three hits with three walks and three strikeouts in five innings. Glendon Rusch (2-0) pitched a perfect ninth in relief to earn the win.
Scott Hairston had three hits, including a three-run home run, and drove in four for the Padres, who have lost six straight.
Padres' starter Kevin Correia didn't get out of the fourth inning, allowing five runs on eight hits with four strikeouts and two walks. Edwin Moreno (1-3) allowed three runs on one hit with three walks in 1 1/3 innings to take the loss.
San Diego led 6-5 after six innings but the Rockies scored four runs in the seventh. Helton doubled to lead off and Garrett Atkins and Tulowitzki both walked to load the bases for Iannetta, who drove a Cla Meredith pitch over the left-field wall for his second career grand slam.
