Elias Makos is joined by Gabriel Retta, a Montrealer active in politics and government service at all three levels for the last 20 years and Sterling Downey, City councillor for the Desmarchais-Crawford district in the borough of Verdun.
Valérie Plante announced yesterday that she would not be seeking re-election.
Drama on Parliament Hill on Wednesday as a group of two dozen Liberal MPs called for Prime Minister Justin Trudeau to step down by Monday.
The Trudeau government will lower the number of permanent immigrants it allows into the country by at least 20 per cent from its previous target of about 500,000.