FILE--Former prime minister Brian Mulroney listens as he is introduced before speaking at an event marking Canada's inclusion in the Organization of American States (OAS), in Ottawa Monday, March 8, 2010. Justice Minister Rob Nicholson is suggesting the Conservative government won't try to recover more than $2 million that taxpayers paid Mulroney in a libel settlement.Liberal and New Democrat MPs are demanding that the 1997 pay-out to the former Tory prime minister be challenged in light of the findings of a public inquiry.THE CANADIAN PRESS/Adrian Wyld