Mark Carney supports finance minister’s recusal from high-speed rail project  Toronto StarChris Selley: The Liberals’ high-speed rail fantasy just gets greasier  National PostConservatives call for ethics probe of Champagne as questions raised over high-speed rail  CBCFinance minister recused himself last year from Ottawa’s high-speed rail project  Toronto StarFinance minister followed ethics rules, says Carney, as potential high-speed rail conflict questioned  Yahoo News Canada