TORONTO — Strength in technology, base metals and telecom stocks helped lift Canada's main stock index Thursday, while U.S. markets also rose. The S&P/TSX composite index closed up 135.40 points at 25,698.51. In New York, the Dow Jones industrial average was up 342.87 points at 44,711.43. The S&P 500 index was up 63.10 points at […]