Canadian Prime Minister Mark Carney won three byelections Monday night, giving him a majority government and a free hand to further remake the government he inherited from Justin Trudeau . Candidates from Carney’s Liberal Party won with large majorities, as expected, in two Toronto districts, known as “ridings,” vacated by Trudeau ministers. They also squeaked by in a hard-fought campaign in the suburban Montreal community of Terrebonne, where 25-year-old Haitian-born Tatiana Auguste won the