CANADA STOCKS-TSX retreats on golds, RIM; oils cushion slide By: Reuters: Company News May 31, 2011 at 17:10 PM EDT * Six of the 10 main groups retreat (Updates with details, comment) Read More >> Related Stocks: Apple Crescent Pt Energy Genpact Ltd Goldcorp Google, Inc. Kellogg Co Kinross Gold Corporation Nokia Corp ADR Research In Motion Limited S&P/TSX Composite Sempra Energy Suncor Energy Inc