Four members of the Canadian military have died and dozens were injured in a major fire that broke out at Canadian Forces Base Wainwright in Alberta on Saturday. The blaze, which started around 4:00 PM local time, is now contained, but its cause remains under investigation.

Prime Minister Mark Carney described the incident as one of the worst tragedies for the armed forces on Canadian soil in peacetime. The base, one of Canada's busiest military training facilities, was conducting high-intensity combat training, including exercises at a grenade range and an attack range. The fire ignited approximately 1 kilometer away and rapidly spread towards the training area.

Alberta Premier Danielle Smith stated that of the 39 injured personnel being treated in hospital, at least 19 are in critical condition. Officials confirmed the deceased soldiers as Sgt Morgan Wong, Pte Shaun Farrell, Pte Aidan Goulding, and Pte Hayden Lykkemark. The injured included reservists and soldiers from the Princess Patricia's Canadian Light Infantry.

Maj-Gen Wade Rutland indicated that a multitude of ordnance, including grenades and small arms ammunition, was present in the training area at the time. Uncommonly strong winds contributed to the fire's swift spread and directional shift toward the range administrative area. Military and emergency crews worked through the night to combat the flames under challenging conditions.

Officials have stated that the incident does not appear to be tied to terrorist activity, oil and gas infrastructure, or outside interference. The investigation is ongoing, with a focus on understanding how the grass fire started and spread so quickly. Mayor Bruce Pugh of Wainwright noted that cannon fire had been heard from the base before it ceased, a sound not uncommon in the area.

Canadian Forces Base Wainwright is a primary location for live-fire training exercises and hosts troops from Canada and allied nations. Typically, the base accommodates around 690 military personnel and 300 civilian workers on any given day.

Emergency department doctor Warren Thirsk reported that a significant number of patients were admitted to the Royal Alexandra Hospital following the incident, highlighting the severity of the injuries sustained.

Further details regarding the sequence of events, the specific nature of the training exercises, and the exact cause of the fire are expected to be released as the investigation progresses.