Canada election: Liberals, Conservatives and NDP ramp up campaign promises as race tightens

On the federal election campaign trails: the Liberals are making climate change promises, David Akin follows Justin Trudeau’s $1 billion funding announcement for freshwater research in Quebec. Mike Le Couteur reports on the Conservatives promises on animal welfare and policy towards the oil and gas industry. Plus, Abigail Bimman reports on the NDP’s pledge to increase taxes on the wealthiest.