After nearly a decade in power, Canadian Prime Minister Justin Trudeau finally bowed to a chorus of criticism that had become too loud to ignore, announcing his resignation on Monday. Among the loudest critics was one of his most loyal and longest-serving deputies.

Announcing his resignation on Monday, Trudeau said he planned to stay on as prime minister until a new party leader is selected. Who will succeed him — and can they survive a looming no-confidence vote?

Canadian Prime Minister Justin Trudeau on Monday said he would step down in the coming months after nine years in power, bowing to legislators alarmed by his Liberal Party's miserable pre-election polling numbers.