DENVER -AP- Rookie Antonio Senzatela threw eight sharp innings to grab a share of the major league lead in wins, Charlie Blackmon had a homer and run-scoring single as part of an eight-run eighth and the Colorado Rockies beat the St. Louis Cardinals 10-0 on Friday night.Fresh off a 7-3 road swing, the Rockies kept right on rolling behind Senzatela, who joins Clayton Kershaw, Dallas Keuchel and Ervin Santana with seven victories this season. Senzatela (7-1) scattered five hits and showed plenty of poise as the 22-year-old escaped trouble courtesy of four double plays.Carlos Martinez (3-4) gave up three runs in 7 1/3 innings while striking out nine.The Rockies turned a 2-0 game into a rout with eight runs on nine hits in the eighth. Blackmon had a chance to finish off the cycle in his second at-bat of the inning, needing only a double. He hit a sharp single to center, with the crowd urging him to stretch it. He took a wide turn and retreated back to first.Mark Reynolds had a big game against his former team with an RBI single and a two-run homer.The defense came up big behind Senzatela with left fielder Ian Desmond making a diving catch in the seventh. Nolan Arenado made a quick-reacting play at third in the eighth to rob Yadier Molina of a hit.Senzatela finished with 15 groundball outs. None was bigger than in the sixth with a runner on third and two outs. Dexter Fowler hit a roller to Reynolds, who flipped the ball to Senzatela covering first to get the speedy Fowler.