DOUGLAS COUNTY, Colo (CBS4) – Detectives with the Douglas County Sheriff’s Office have arrested one suspect in the case of a body found on the side of the road near I-25 in Douglas County.

Mihail Petrov was arrested in Denver Friday, and is being held on a $500,000 bond.

Mihail Petrov (credit: Douglas County)

Shelby Weatherly’s body was found on the side of the road on September 30th.

Shelby Weatherly (credit: Douglas County)

“We will continue to work very hard on this case until we get justice for Shelby and her family,” Douglas County Sheriff Tony Spurlock said in a release.