CANADA STOCKS-TSX notches 12-day high on broad rally led by materials
November 21, 2017 at 17:26 PM EST
TORONTO, Nov 21 (Reuters) - Canada's main stock index posted a 12-day high on Tuesday, with broad-based gains led by materials companies as copper prices climbed, while TransCanada Corp added to gains after winning a key approval for its Keystone XL pipeline on Monday.