(MTL102)MONTREAL,DEC.12--Former Parti Quebecois cabinet minister Yves Duhaime announces he will run for the leadership of the Bloc Quebecois at a news conference in Montreal Thursday. Duhaime is the first high-profile candidate to announce he wants to replace Michel Gauthier, who is stepping down in March.(CP PHOTO)1996(stf--Ryan Remiorz)ryr