A Carroll County sheriff?s deputy struck and killed a bicyclist with his patrol car Tuesday night in Westminster, bringing the total number of bicycle-related fatalities in Maryland to five this year.

Cpl. Carlos Bustos, a five-year veteran of the Carroll County Sheriff?s Office, was patrolling eastbound on Route 140, east of the Route 27 overpass, when his patrol car collided with a bicyclist who was crossing a dark section of Route 140 from the TownMall of Westminster, said Lt. Phil Kasten, spokesman for the Carroll County Sheriff?s Office.