Winnipeg disc jockey Eduardo Sanchez, 21, was last seen just before 3 a.m. on Oct. 12, 2002, when he talked to friends near the Village Cabaret. CREDIT: Wayne Glowacki, The Canadian Press Police say they likely will never know why Eduardo Sanchez crawled behind a nightclub wall. CREDIT: The Canadian Press Some time in the early hours of a cold October day last year, a young disc jockey stumbled into a Winnipeg cabaret and disappeared. This week, police found the mummified body of Eduardo Sanchez entombed behind a wall in the basement of the popular nightclub, 14 months after...