CANADA STOCKS-U.S. data, Syria push TSX off three-month high

* TSX falls 2 points, or 0.02 percent, to 12,760.30 * Eight of the 10 main index sectors decline * Potash jumps 2.4 percent, Agrium up 3.3 percent * CIBC, TD gain as companies work on Aeroplan deal By John Tilak and Rod Nickel TORONTO, Aug 26 (Reuters) - Canada's main stock index ended little changed on Monday after political tension in Syria and sluggish U.S. economic data weighed on sentiment, offsetting gains made by producers of gold and fertilizer on a jump in commodity