By Sam Laskaris Local Journalism Initiative Reporter The Six Nations Chiefs’ perfect record in the Mann Cup national lacrosse championship remains intact. Since it was founded in 1993, the Chiefs, a Senior A men’s squad from the Six Nations of the Grand River in Ontario, has made seven appearances at the Canadian final and won the cup each and every time. The Mann Cup is contested between the Major Series Lacrosse (MSL) champs from Ontario and the Western Lacrosse Association (WLA) champs from British Columbia. The Chiefs captured their seventh title on Sept. 13. Six Nations defeated the host New Westminster Salmonbellies from British Columbia 11-9 in Game 5 of the best-of-seven series. The Salmonbellies, who hosted all of the matches in the Mann Cup final at the Queen’s Park…