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Journalist Cormac Mac Sweeney shares his experience from the Ottawa shooting and how the shooter might've gotten in.
According to U.S. officials, Michael Zehaf-Bibeau has been identified as the likely suspect in the Ottawa shootings.
CNN's Anna Coren gets an exclusive interview with Edward Burkhardt, chairman of Montreal, Maine and Atlantic Railway.
Police say they are treating the runaway train disaster in Canada as a criminal investigation. Anna Coren reports.
CNN's Paula Newton reports Canadian officials say the scene of a train crash and explosion was like a crematorium.
RELATED STORY: Report: Railway head says train in Canada tampered with
CNN's Paula Newton reports on allegations that the Toronto mayor can be seen using drugs in a cell phone video.