PrimeTime Politics Prime Minister Stephen Harper speaks to the United Nations General Assembly in New York. Paul Heinbecker, Canada’s former UN ambassador, analyzes the remarks and Canadian efforts to win a temporary seat on the Security Council. New Democrat MP Niki Ashton and Liberal MP Keith Martin explain their votes yesterday on Bill C-391, which would have eliminated Canada’s long-gun registry. Martin Stringer speaks with Shawn Atleo, national chief of the Assembly of First Nations, on Parliament Hill. Party strategists Kathleen Monk (NDP), Don Moors (Liberal), and Bill Pristanski (Conservative) debate this week’s political developments and the return of Parliament. Also:NDP Leader Jack Layton speaks to his caucus in Ottawa. Highlights from scrums following Question Period.Green Leader Elizabeth May speaks on decorum and civility in the House of Commons.U.S. President Barack Obama addresses the UN General Assembly. First Nations group rally for education on Parliament Hill.