Guthrie, 33, is 2-1 with a 5.92 ERA (24.1 ip, 16 er) in four starts for the Rockies this season. The right-hander was the Rockies Opening Day starter after being acquired from Baltimore on February 6, 2012. He made one rehab start for High-A Modesto, tossing 4.0 scoreless innings, allowing 3 hits and one walk with 4 strikeouts. Guthrie has a career Major League record of 46-66 with a 4.23 ERA (1044.2 ip, 491 er), 314 walks and 631 strikeouts in 181 career appearances, 158 starts. Guthrie missed 15 games while on the disabled list, and the Rockies went 3-12 in his absence.
Torres, 29, had his contract selected from Triple-A on May 4th and appeared in three games for the Rockies. Torres allowed just one run on 2 hits and 2 walks with 3 strikeouts in his three appearances with Colorado. He began the 2012 season at Triple-A Colorado Springs where he went 2-1 with a 2.88 ERA (25.0 ip, 8 er), 11 walks and 25 strikeouts in five starts for the Sky Sox. In 16 career Major League appearances, six starts, the California native has a 1-3 record with a 6.46 ERA (46.0 ip, 33 er). Torres was signed by Colorado as a Minor League free agent on January 11, 2012 and was a non-roster invitee to Major League Spring Training
The Rockies have a full 40-man roster.