Soo Area Office Area Engineer Kevin Sprague, right, briefs Chief of Engineers Lt. Gen. Scott Spellmon, second from right, about the Detroit District’s Soo Locks in Sault Ste. Marie, Michigan, during a visit October 22. Spellmon, Command Sergeant Major Patrickson Toussaint and several others toured the facility and the New Lock at the Soo project currently under construction.