Update: Missing Person Rebecca Greenup Published on April 11, 2024 On April 4, 2024, the Milliken Police Department teamed up with the Weld County Sheriff’s Office, the FBI, and the Boulder County District Attorney’s Office. Together they located Rebecca’s cell phone due to the concern for her safety. Rebecca’s vehicle was later found. Inside the vehicle was a deceased woman. Tagged as: , Announcements, Community News, Media Releases, Missing Persons, Weld County News, Weld County Sheriff's Office