NEW YORK/CANNON BALL, NORTH DAKOTA (Reuters) - A potential rerouting of a long-anticipated pipeline at the center of a protest in North Dakota would be a laborious and costly task, possibly delaying a startup by months and provoking further opposition from Native American and environmental groups who were instrumental in halting construction.

LONDON (Reuters) - Olympic champions Mo Farah, Rafael Nadal and Justin Rose were among athletes targeted on Monday in the latest leak of confidential medical documents that the world anti-doping agency (WADA) says were hacked by a Russian cyber espionage group.

LONDON (Thomson Reuters Foundation) - Turning a blind eye to climate change will come at a price the world can no longer afford to pay, the director of a documentary produced by Hollywood star Leonardo DiCaprio said on Monday.

TORONTO, Sept 19 (Reuters) - Unifor, Canada's autoworkers union, and General Motors Co resumed talks early on Monday ahead of a midnight strike deadline, having made little progress over the weekend to resolve the key issue of new investment, according to the union.

WOLFSBURG, Germany (Reuters) - Germany's Vice Chancellor has won over an important critic in his Social Democrats (SPD) party ahead of a crucial vote on a trade deal between the European Union and Canada, raising the chances that Europe's biggest economy will back the accord.

OTTAWA (Reuters) - Canadian Prime Minister Justin Trudeau has enjoyed remarkably strong opinion poll numbers since winning power in last October's election but now faces tough decisions that could dent his popularity.

NEW YORK/CANNON BALL, NORTH DAKOTA, Sept 19 (Reuters) - A potential rerouting of a long-anticipated pipeline at the center of a protest in North Dakota would be a laborious and costly task, possibly delaying a startup by months and provoking further opposition from Native American and environmental groups who were instrumental in halting construction.

OSHAWA, Ontario, Sept 19(Reuters) - In Oshawa, winning a spot on the line at General Motors isn't the singular prize it used to be.

TORONTO (Reuters) - Canada will impose a carbon price on provinces that do not adequately regulate emissions by themselves, Environment Minister Catherine McKenna said on Sunday without giving details on how the Liberal government will do so.