According to this CBC article, another Liberal MP has joined several caucus colleagues in publicly calling for Justin Trudeau to resign as leader of the Liberal party. With the Prime Minister's own party beginning to turn on him,

With Prime Minister Justin Trudeau returning from vacation on Friday, some Liberal MPs say the time has arrived for him to face Canadians and say whether or not he intends to resign. Trudeau has spent the past two weeks since former finance minister Chrystia Freeland’s stunning resignation largely out of the public eye,

Party’s regional caucus chairs to discuss Friday whether a national caucus meeting should be called, and how to replace the PM should he step down, sources say