A 14-year-old boy was taken to the hospital Saturday after an on-duty McHenry County Sheriff's vehicle struck his bike, according to the Crystal Lake Police Department. First responders were called about 3:40 p.m. to the intersection of Routes 176 and 31 for the reported crash, Crystal Lake Police Sgt. Mike Bennett said. A sheriff's deputy was traveling east on Route 176 when the boy tried to cross the road on his bicycle, Bennett said.