 Complete the following phrase:  In 1952 and 1953, Dunn and the CAHA debated the ficial merits of international tours by Canadian hockey teams and whether or not the tours created goodwill towards Canada. The CAHA chose not to participate at the 1953 World Championships since it struggled to fice the Canada mens national ice hockey team and because of persistent criticism by Europeans on the physical playing style of Canada. The CAHA settled on sending the senior B-level East York Lyndhursts as Canadas representative at the 