Obama in a spot as Canada probes leak on NAFTA 8216;memo8217;

Goolsbee said his comments were misinterpreted, and Obama denied offering the Canadians any such ideas. 8220;Nobody reached out to the Canadians to try to assure them of anything,8221; Obama told reporters Monday in Carrollton, Texas.

Canadian Prime Minister Stephen Harper on Tuesday called the memo8217;s leak 8220;completely unacceptable8221;, and vowed his Government would find out who was responsible.

8220;The Canadian Embassy in Washington expressed it8217;s apologies regarding the leaking of this information,8221; Harper said in Parliament. 8220;

8220;The government is trying to find who8217;s responsible for this information being made public.8221;