National Post: Prime Minister Justin Trudeau has landed in Malta for a meeting of leaders of the Commonwealth, an organization facing an internal crisis, concerns over Indias climate commitments, and some troubling questions about a top contender for secretary-general. Trudeau was to hold a bilateral meeting late Thursday with Maltese Prime Minister Joseph Muscat, before the biennial Commonwealth summit officially gets underway on Friday. The 53 member countries representing about 2.3 billion people will...