A cyclist has been killed in a collision on the M3 at Constantia Main Road during the Cape Town Cycle Tour. Western Cape Traffic Chief, Kenny Africa, says the 40-year-old man was involved in a pile-up with about 20 other race participants. He says no lanes have been closed due to the incident. About 35-thousand cyclists have entered for the event. Traffic officials are maintaining a strong presence on the route with various roads being closed.