On Sunday, May 19, 2019 at about 0621 Hrs. Palisades Interstate Parkway Police Officers were dispatched to a report of a motorcycle crash on the southbound Palisades Interstate Parkway in the Alpine Section. Upon arrival, Officers located an overturned motorcycle on the center median, the operator had been ejected. The operator was identified as Mark S. Acker, 59, of Rockland County, NY. Mr. Acker is a Motor Officer from Rockland County and was assigned to assist with the Gran Fondo Bicycle Race.

Parkway Police Officers and Closter Rescue administered aid to Mr. Acker who had sustained injuries. Closter EMS transported Mr. Acker to Hackensack University Medical Center. This crash is still under investigation.