Multiple crashes reported on Deerfoot Trail

Calgary police say there are at least three major crashes on Deerfoot Trail on Friday morning as frigid overnight temperatures likely led to icy conditions in many areas. Officials have not provided any details about the exact number of vehicles involved or if there are any injuries. One incident in the northbound lanes of the highway near Airport Trail has caused a traffic back up.UPDATE: Traffic incident on NB Deerfoot Tr approaching Airport Tr NE, blocking multiple lanes. Expect delays in the