Denver , CO – Wildlife officials say a young grey wolf found dead along Interstate 70 west of Denver wandered some 460 miles from Yellowstone National Park. The U-S Fish and Wildlife Service released the findings Thursday in a preliminary report. Some people suspected the wolf may have been killed somewhere and brought into Colorado. The the report says the wolf was hit by a vehicle on I-70, and suffered a broken back and ribs. The two year old female wolf was identified by her radio collar and was last detected inside Yellowstone in January.