Sault Ste. Marie, Ontario the locks. An anti-aircraft training facility was established north of Sault Ste. Marie on the shores of Lake Superior. Barrage balloons were installed, and early warning radar bases were established at five locations in northern Ontario (Kapuskasing, Cochrane, Hearst, Armstrong (Thunder Bay District), and Nakina) to watch for incoming aircraft. Military personnel were established to guard sensitive parts of the transportation infrastructure. A little over one year later, in January 1943, most of these facilities and defences were deemed excessive and removed, save a reduced military base at Sault Ste. Marie. The first "Algerine"-class minesweeper in the Royal Canadian Navy
Sault Ste. Marie, Ontario Hockey League All-Stars Joe Thornton & Jeff Carter played their entire OHL careers as members of the Greyhounds. Current NHL players from the Sault Ste. Marie area include New Jersey Devils centre Tyler Kennedy, Buffalo Sabres centre Jordan Nolan, St.Louis Blues centre Chris Thorburn and Vegas Golden Knights defense Colin Miller Sault Ste. Marie native Paul Maurice is the current coach of the NHL's Winnipeg Jets, and has been a head coach for parts of 16 seasons with the Hartford/Carolina franchise, Toronto Maple Leafs, and the Jets, becoming the league's youngest ever coach at the age of 28 in 1995,