Const. Terry Brown said there was no doubt in his mind a man in a safety vest running behind an RCMP cruiser towards the fire hall in Onslow, N.S., in the midst of the frenzied hunt for a mass shooter was the suspect he’d heard the gunman’s spouse describe hours earlier. 

The RCMP officer recounted the “split-second” decision he and his partner made before discharging their carbines in the direction of what turned out to be a civilian on April 19, 2020, in a lengthy interview with the public inquiry examining the response to the mass shooting that claimed the lives