MARBLETOWN - State police are investigating a crash that involved two Ulster County Sheriff vehicles and injured three people Tuesday morning.An unmarked Ulster County Sheriff vehicle driven by Deputy Sheriff Robert Shamro stopped another car for violations about 11 a.m. on Lucas Avenue in the Town of Marbletown and had the driver get out of the vehicle for an interview, according to a news release from state police.Corrections Officer James Wenzel was driving a marked [...]