YORK, Neb. (KLKN) — The York County Sheriff’s Office (YCSO) is asking for the public’s help identifying four individuals. The individuals threw an explosive device at a residence in Henderson. Around 1:30 a.m. on Oct. 18, the four individuals were caught on camera throwing the device. YCSO ask s anyone with information to call them at 402-362-4927 or email Lieutenant Alex... ...read more read less