Your World Tonight

The U.S. Coast Guard crews is conducting a major search and rescue operation off the coast of Massachusetts. They're looking for an Ontario based air ambulance carrying six people that vanished off radar near Nantucket.

Also: E-scooter injuries have nearly tripled in the past year. So doctors and police are urging parents to treat them as serious vehicles rather than toys. While Ottawa considers establishing national safety standards, a new CBC Marketplace investigation reveals a dangerous regulatory grey zone that's allowing the high-speed devices to be sold in stores - along with models marketed to kids.

And: Florida residents will soon vote on whether to scrap residential property taxes. If they do, It'll mean municipalities will have less money for things like infrastructure, water management and emergency services. But the state's governor has a solution to make up for the revenue loss: tax Canadians more. You'll hear how snowbirds are reacting.

Plus: How Alberta separation would affect Canada's economy, The rise of exotic animal smuggling in India, and more.

New York’s Attorney General Letitia James will now lead an investigation into allegations of gang rape at Cornell University.

Also: Under pressure from U.S. President Donald Trump, G7 nations agree to open up their oil reserves, but will it bring down fuel prices?

And: Canada’s top civilian honour for actor and activist Michael J. Fox.

Plus: A separatist party could form the next government in Quebec – which would create a new challenge for Ottawa, India’s protest Cockroach Janta party takes aim at the country’s top election official, and soccer giant Manchester City is pushing back against accusations of large-scale financial rule-breaking.

A new pipeline carrying Alberta bitumen to southern B.C. has been declared a project of national interest. Ottawa will fast track approvals and consultations for the West Coast Pacific Link – drawing praise from industry and pushback from some First Nations and environmental groups.

Also: New details of the botched execution of Tennessee death row inmate Christa Pike.

And: Canadian Joshua Kutryk is among four astronauts on a joint NASA-SpaceX mission to the International Space Station.

Plus: India celebrates the “hero” pilot credited with preventing a Flydubai crash; Canada, the U.S. and other G20 nations talk trade in Milwaukee; and pollution alert! Would you wear a gadget that warns you of bad air?

Events across Canada mark the Day for Truth and Reconciliation, but in B.C., the solemn day is marred by a tragic accident.

Also: Israeli officials say passengers and crew of a FlyDubai flight foiled a co-pilot's attempt to crash the aircraft, after he stabbed the pilot and sent the jet plunging nearly 14,000 feet.

And: The American CEO of the company that owns Stelco defends the decision to idle a Hamilton steel plant.

Plus: Six years for manslaughter for a Nova Scotia man who killed his ailing wife, Russia’s drones target Ukrainian grain exports, Fort McMurray’s big hopes for a new pipeline, and testosterone treatments for menopause -- yay or nay?

Prime Minister Mark Carney says the expansion of the LNG Canada terminal in Kitimat will create thousands of jobs and strengthen Canada’s trade ties with Asia.

Also: A B.C. judge stays drug trafficking charges against two harm reduction activists, saying parts of Canada’s drug laws are unconstitutional.

And: U.S. President Donald Trump and AI executives sign a voluntary accord on artificial intelligence standards and protections.

Plus: How Canada’s economy is coping with economic headwinds; cancer-causing infections; and the P.E.I. oyster fishery looks for ways to deal with a devastating disease.