UPDATE: Police say the girl has been located and is safe.
Police detectives are asking for help in locating a missing 12-year-old girl.
Ryleigh Johnson was last seen on Rosselle Drive in Glen Hazel around 5:30 Monday night.
Ryleigh is 5-foot-6, weighs 130 pounds, has black hair and brown eyes and was wearing a black puffy coat, tan pants, and black fur-lined boots.
Anyone with information is asked to call 911.