By Sam Laskaris Writer It was only when she herself expressed an interest in participating in Six Nations’ annual Tom Longboat Run more than a couple of decades ago that Cindy Martin found out she was related to the famed runner. The 51-year-old Martin, who lives in Oshweken, is Longboat’s great great great niece. She was in Calgary this past Friday to deliver a live virtual keynote titled Storytelling Series: Celebrating Indigenous Sport Heroes with Cindy Martin. The event was part of Canada’s Sports Hall of Fame commitment to highlight the contributions of Indigenous hall of famers during June, which is National Indigenous History Month. “Growing up we know our family, from our grandparents to our cousins, to our aunts and uncles,” Martin said. “But I didn’t know that I…