[1][2] Yewchyn signed with the Winnipeg Blue Bombers of the Canadian Football League (CFL) on May 19, 1987.
[1][3] His blocked punt recovery set up the game-winning field goal in the 24–23 victory over the Toronto Argonauts on November 1, 1987.
[1][3] Yewchyn played in 14 games during the 1988 season, totaling one tackle and one fumble recovery for 17 yards.
[1] The Blue Bombers finished the year with a 9–9 record and eventually advanced to the 76th Grey Cup, where they beat the BC Lions by a score of 22–21.
[7] After his football career, Yewchyn entered the food truck industry and opened a successful hot dog cart business in Winnipeg.