As trade negotiations heat up, what’s the right strategy?

The Prime Minister's team says it wants to renew the free-trade deal with the US and Mexico. We'll ask the trade representative once berated by the US Ambassador whether Team Canada is playing too nice. Russia's latest strikes on Ukraine kill more than 20 people and injure dozens more. A long-time resident of Kyiv says there's no way to be safe — but that doesn't mean he's going to leave his home. NDP MP Don Davies is fed up with Canadian politicians abandoning their original parties for the government benches. He'll tell us about his plan to force floor-crossers to face the music.  Brooklyn Rivera was imprisoned for fighting for the rights of the Miskito people in Nicaragua. Now, he's died in custody — and our guest says that should be a wake up call. Invasive rodents once had the run of a remote Australian Island — but now, in their absence, a biology student has returned to find a burgeoning bonanza of rare cockroaches and other bugs. Several times over the past month, mystery men have been emerging from the sewers of New York — and that's creating a bit of surface tension. As It Happens, the Tuesday Edition. Radio that's suspicious of anyone behaving sewer-reptitiously.