Grenade exercise sparked deadly fire at Canada military base, army says https://www.aljazeera.com/news/2026/10/23/grenade-exercise-sparked-deadly-fire-at-canada-military-base-army-says?traffic_source=rss
Al JazeeraGrenade exercise sparked deadly fire at Canada military base, army saysHigh winds propelled the blaze across the army base in Wainwright, killing four soldiers and injuring dozens more.