Your World Tonight

Staff picks: More and more Americans whose ancestors moved from Canada to the U.S. long ago, are trying to get Canadian citizenship. A new law offers them a track to citizenship, no matter how far back their connections go.

Also: Kids as young as two should routinely be tested for high cholesterol. Leading doctors say many heart attacks and strokes can be prevented with early detection.

And: Monarch butterflies leaving for Canada from Mexico have been fitted with tiny transmitters that can track their long flight in detail. You and your phone can help.

Plus: Australia’s social media ban for kids, climate change and fishing gear are trapping humpbacks, World Cup soccer fans can’t afford to stay in Vancouver, and more.

There is frustration at the pump — linked to a war thousands of kilometres away. Gas prices are high as the long weekend begins. And a speech from the U.S. President gave no insights into when the war in the Mideast might end.

Also: Donald Trump fires his attorney general Pam Bondi.

And: Sometimes it seems like you just can’t count on anything anymore. CBC-Radio’s investigative program Enquête has found the “pure” maple syrup sold by a major Quebec producer isn’t as pure as it’s supposed to be. Lab tests revealed several cans from different batches of syrup were cut with at least 50 per cent cane sugar.

Plus: Finance minister in China to drum up business, a Yukon First Nation declares a caribou herd a living ecological person, and more.

Jeremy Hansen is on his way to be the first Canadian to leave the Earth’s orbit. He’s on Artemis II, which has blasted off on a mission to circle the moon. The journey will take ten days.

Also: Trump says there is a ceasefire around the corner, Tehran says there isn’t. The war against Iran launched by the U.S. and Israel is in its fifth week, and there’s no way to know when – or how – it will end.

And: There may be snow in some parts of Canada, but wildfire season has already started. High risk communities are on alert across the country and early preparations have begun for what could be a bad fire season.

Plus: HIV drug access, social media access for kids, cherry blossoms, and more.

Stephen Lewis has died. Lewis was a Canadian ambassador to the UN, journalist, environmental activist and politician. The father of new NDP Leader Avi Lewis is being remembered for his compassion, and his work for social justice and human rights.

Also: Tomorrow, four astronauts are expected to blast off in NASA’s first crewed mission toward the moon in decades. Canada’s Jeremy Hansen will be one of them. He’s part of the Artemis II mission to orbit the moon. We have a crew on the ground at the Kennedy Space Center in Florida.

And: Alberta and Saskatchewan wage a war on gophers. And they’re getting permission from Ottawa to use a banned poison as part of the fight.

Plus: A look inside a Chinese EV factory where robots work in the dark, provinces required to cover visits to nurse practitioners, Iran war, and more.

He made headlines for what he didn’t say. And now, Air Canada CEO Michael Rousseau is saying he will retire. Rousseau has been under increasing pressure to leave since he posted a video last week about the Jazz crash at LaGuardia Airport that contained just two words in French.

Also: Prime Minister Mark Carney defends his government's handling of Canada-China relations. A Liberal MP last week was accused of downplaying human rights abuses by Beijing.

And: Cubans face a daily struggle under the U.S. oil blockade. But the CBC’s Jorge Barrera spoke to some who are hoping that after the pain, there will be some gain.

Plus: Trump threatens Iran’s energy infrastructure, the connection between brain and heart health, meat thefts, and more.