 Complete the following phrase:  McKinnon served on the board on the Manitoba Amateur Hockey Association MAHA, now Hockey Manitoba for 18 years non-consecutive, five as president, during the 1960s, 1970s, and 1980s. As an advocate for youth sports, McKinnon played a significant role in the overhaul of Canadian junior hockey and the creation of a national Junior A championship in 1970. McKinnon was Canadas representative at the IIHF Congress during the mid-1970s and a member of the organizing committee for the 