Jorge De La Rosa has pitched very well against the Arizona Diamondbacks this year, but the Colorado Rockies have never won when he's pitched at Chase Field.
De La Rosa will face the first-place Diamondbacks for the fourth time in 2013 on Friday night for the second-place Rockies in the opener of this three-game set.
Arizona (44-41) leads Colorado (42-44) by 2 1/2 games in the tightly packed NL West. These teams have split 10 meetings and won't meet again after this series until September.
De La Rosa (8-4, 3.09 ERA) presents a familiar foe to the Diamondbacks, going 2-1 with a 1.56 ERA in three matchups this year.
However, he allowed three runs over six innings in a 3-2 road loss April 25 to drop to 0-4 with a 3.72 ERA in six starts in Arizona. The Rockies have dropped all of those games, giving De La Rosa 10 runs of total support.
The Rockies have won nine of the left-hander's last 11 starts, and De La Rosa is 1-0 with a 1.42 ERA in the last three. He's given up three runs over...