Uncertainty looms over research conference as U.S. science cuts and tariff tensions mount 

On Wednesday morning, as Pierre Poilievre wrapped up the press conference portion of a Bay Street breakfast event, a clamour erupted at the back of the room. To those watching on TV, it sounded as if protesters had begun heckling the Conservative Leader. In fact, it was a handful of reporters, apparently frustrated by the campaign’s tight control of access, shouting questions they hoped Mr. Poilievre might answer.The incident marked the second time tensions flared on the trail this week, after some campaign handlers attempted to physically restrain reporters trying to ask questions of Mr...