Stockhouse & the Bell: Dow plunges 317 points, TSX off 194, as Argentina defaults By: Stockhouse Newswire July 31, 2014 at 16:36 PM EDT U.S. and Canadian stocks took a steep drop as Argentina moved into a debt default for the second time in 13 years. Read More >> Related Stocks: Barrick Gold Corp Barrick Gold Corporation First Quantum Minerals Suncor Energy Inc Valeant Pharmaceuticals International, Inc.