Durham Regional Police say a cyclist was struck and killed by a delivery truck in Whitby Tuesday morning.
Police said the collision occurred around 11 a.m. in the area of Baldwin and Canary streets, south of Highway 407.
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Officers said a middle-aged man was taken to hospital with life-threatening injuries, but he later died.
Police are speaking to witnesses as they investigate what led to the crash and determine whether or not charges will be laid.
Roads were closed in the area for the investigation.