GREENBUSH, WIs. (WHBL) - A Greenbush woman was injured early Sunday morning in an ATV accident.  The Sheriff’s Department said 19 year old Nicole Holthaus was operating the ATV on the family’s property along County S shortly before 1 o'clock.  She hit some bumps in the gravel trail and was ejected from the ATV, suffering severe facial injuries.  Holthaus was taken by ambulance to St. Agnes Hospital in Fond du Lac.