EXCLUSIVE Canadian sub on mission to bolster North Korea surveillance 'We are operating much more than any Canadian thinks,' HMCS Chicoutimi captain says By David Common, CBC News Posted: Feb 06, 2018 10:59 AM ET Last Updated: Feb 07, 2018 8:29 AM ET The last time HMCS Chicoutimi crossed an ocean, the boat flooded, caught fire, and a sailor died. Nearly a decade and a half later, the diesel-electric submarine has deployed to Asia — farther from home than any Canadian sub in five decades — on a mission the Canadian military hopes will erase doubts about the vessel's effectiveness....