COVID-19 variants will take hold in his province, leading to a devastating fourth wave.Picking up on some themes he and Quebec Premier Francois Legault laid out in a joint letter they sent to Trudeau last week, Ford pressed the prime minister to do more to shut down international flights from COVID-19 hotspots in India; to close loopholes at Canada’s land borders that allow some travellers to skirt quarantine rules that apply to air travellers; and to bring in new rules that would require domestic air travellers to provide proof of a ‘clean’ COVID-19 test before boarding an aircraft for an interprovincial flight.A senior government official with the Ontario government said Ford’s approach with the prime minister was not adversarial nor was.