Prime Minister Justin Trudeau's Liberals have been defeated in two byelections. The longtime Liberal riding of LaSalle-Émard-Verdun in Montreal was lost to the Bloc Québécois, while the NDP kept the Winnipeg riding of Elmwood-Transcona. Plus, cameras were rolling when NDP Leader Jagmeet Singh had a tense confrontation with protesters from a group called Canadian Free Living. In Lebanon, at least nine people are dead and 3,000 others have been injured after pagers used by Hezbollah members exploded almost simultaneously across the country in a sophisticated attack. New York prosecutors allege that for more than a decade, Sean ‘Diddy’ Combs abused and threatened women and others around him. Plus, Instagram is making changes in efforts to make the platform safer for teenage users. And finally, paleontologists have made a major dinosaur discovery in a remote corner of British Columbia.