Bicyclists can be some of the most vulnerable parties on the road because they are not protected by a vehicle.
Police in the Cambridge area are searching for a driver who hit a biker with a car door earlier this month. Because of this incident, safety advocates are calling for better precautions.
A 23-year-old biker was hit when the driver of a blue BMW opened his door and caused the biker to fall onto Sydney Street. This was a hit-and-run situation.