Deadly fire at a Canadian military base raced a kilometre in as little as 30 seconds during a grenade drill
The blaze is reported to have moved a full kilometre in just 30 to 60 seconds, leaving almost no time to escape. Soldiers were throwing hand grenades on the base when the deadly fire took hold. Neither the base nor any victims have yet been named.
Estimates put the spread at a kilometre in '30 to 60 seconds'.
