Colorado Springs police say two people killed in a motorcycle crash were not wearing helmets.
A motorcyclist was headed up Boulder Canyon on Sunday when she lost and crashed into an oncoming SUV.
Authorities say a Missouri man riding a motorcycle died after colliding with a tractor-trailer in Colorado.
Authorities say a police officer has died after suffering chest and head injuries in a motorcycle crash that happened while he was off duty.
Denver Police are investigating two fatal traffic accidents that occurred Sunday night.
A man has died after losing control of his motorcycle in Aurora on Sunday morning.
Officials have identified the man who died in a motorcycle crash after an officer tried to pull him over on Interstate 25 in northern Colorado.
Police in Lakewood are investigating a crash that killed a motorcyclist.
Two motorcyclists have died in separate collisions in the Denver suburb of Aurora.