Gillette Woman MissingCommunity volunteers, as well as, law enforcement are searching for 49 year old Gillette woman, Ruth Martinson.
Martinson has been missing since Monday evening.
Gillette Police Lieutenant, Brent Wasson, confirmed they are investigating the whereabouts of Ruth Martinson.
She was last seen in Gillette around 6pm Monday.
According to police, they are also searching for Martinson's 2008 Toyota Tundra pickup truck.
They believe she was in that vehicle.
Approximately 100 volunteers from the Gillette community showed up this morning to help in a search for Martinson.
According to a family friend, Martinson's cell phone records show the last signal from her phone was near Rozet, a small town east of Gillette.
If you have any information, police say you can call Gillette Police at 307-682-5155 or the Campbell County Sheriff's office at 307-682-7271.