THORNTON, Colo. (KKTV) - Nearly 22 years after a Colorado woman was stabbed to death and left in a ditch, police say they have captured her suspected killer.

In October 2003, the body of 29-year-old Rosa Arguello was found on the side of the road in northern Thornton. According to reports at the time, she had been stabbed more than a dozen times. The Colorado Bureau of Investigation said Arguello was a member of the Hopi tribe.

Years went by and the case went cold. Then Tuesday, the Thornton Police Department announced they at last had a suspect in custody for her murder.

Robert McClain, 55, was arrested in Dubuque, Iowa, Monday morning and is being held there until he can extradited back to Colorado.

Though the announcement was only made this week, CBS Iowa reports that Thornton Polic

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