She sounded the alarm about a sergeant years ago. But sources say a recent promotion triggered the investigation

Caroline Mulroney has announced that she will resign from Ontario’s legislature and from Premier Doug Ford’s cabinet in two weeks. Mulroney, the daughter of late prime minister Brian Mulroney, shared the news in a two-page letter addressed to constituents and posted on social media Monday morning. In it, she identifies two factors behind her difficult decisions. “Two years ago, I lost my father. Last year, my husband Andrew and I became empty nesters. These are the kinds of moments that clarify what matters,” she wrote, referencing her husband, business executive Andrew Lapham and...