CANADA STOCKS-TSX falls on commodity weakness; Couche-Tard jumps
August 22, 2016 at 10:30 AM EDT
TORONTO, Aug 22 (Reuters) - Canada's main stock index fell on Monday as lower oil and metal prices weighed on energy and mining stocks, while Alimentation Couche-Tard Inc jumped after the convenience store operator bought a U.S. chain in an expansion move.