OTTAWA — The Liberal and Conservative leaders are both in British Columbia today, where the Liberals are promising environmental conservation measures and support for seniors, while the Tories are offering more efficient approvals for resource projects. At the start of the third week of the federal election campaign, Liberal Leader Mark Carney is in Victoria, where he is expected to meet with B.C. Premier David Eby. B.C. is a battleground province where the Liberals and Conservatives find themselves in closer competition than in many other parts of the country. Meanwhile, Eby has thrown his support behind NDP incumbents seeking re-election,...