One of the drivers was arrested, while the Colorado State Patrol was looking for the second.
The first accident happened in Eagle County just after 7 a.m. Saturday when a 39-year-old woman was hit by a silver Subaru. The cyclist had minor injuries.
The second hit-and-run happened just before 2 p.m. Saturday on Interstate 70. A black 2010 Mercedes hit a bicyclist on the shoulder, then exited into Avon. Police arrested the driver, 52-year-old Martin Erzinger of Greenwood Village.
The cyclist, 33-year-old Steven Milo of New York, N.Y., was taken to Vail Valley Medical Center with non-life-threatening injuries.
(Copyright 2010 by The Associated Press. All Rights Reserved.)