(KMOV) -- Authorities continue to search for a Lincoln County man accused of assaulting his grandmother Monday night.
Mark Kerpash allegedly assaulted his 87-year-old grandmother in the 4000 block of Highway 47 in Hawk Point.
Police say Kerpash then fled the scene in a light blue vehicle with a female passenger before officers arrived, but it is believed that Kerpash is still in Lincoln County.
Kerpash's girlfriend, Kelli Coleman, may have witnessed the assault.
Authorities say Kerpash has history of violent tendencies and drug usage.
Police say he is dangerous and should not be approached.
Anyone with information regarding the whereabouts of Mark Kerpash or Kelli Coleman is encouraged to call the Sheriff’s Office at 636-528-8546.