Event Brief
Oct 28, 2026 at 12:00 AM ET
HMCS Corner Brook sinks USS Mobile Bay in RIMPAC drill
By The BriefBrief
At RIMPAC 2026, Canada’s Victoria-class submarine HMCS Corner Brook sank the decommissioned Ticonderoga-class cruiser USS Mobile Bay with a single Mark 48 torpedo strike amidships. The four Victoria-class submarines make up Canada’s entire submarine fleet.
WHO: Canada’s Victoria-class submarine HMCS Corner Brook
WHAT: sank the decommissioned cruiser USS Mobile Bay with one Mark 48 torpedo during RIMPAC 2026
WHEN: Reported Oct 27, 2026 at 2:00 PM ET
WHERE: Pacific Ocean
WHY: The sinking took place as part of the RIMPAC 2026 exercise.
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