EC Winter Percussion wins world title April 25, 2022 Tom Snape East Central Winter Percussion won the WGI Championship this weekend in Dayton, Ohio. (Photo: @tblacksunmande1/Twitter) ST. LEON, IN — Congratulations to East Central High School Winter Percussion. The group won the WGI World Championship over the weekend at the University of Dayton. It’s the first world championship in school history.