CANADA STOCKS-U.S. fiscal fears drag TSX to five-week low

* TSX falls 95.82 points, or 0.75 percent, to 12,692.41 * Nine of 10 main index sectors decline * Talisman in focus after Icahn stake * Manitoba Telecom drops after government rejects unit sale By John Tilak TORONTO, Oct 8 (Reuters) - Canada's main stock index dropped on Tuesday to its lowest in five weeks as a political standoff in Washington highlighted the crisis over the U.S. debt limit and threatened to push the world's biggest economy into default. Talisman Energy