When a gunman attacked a high school in Parkland, Fla., on Wednesday, killing 17 people, the event marked a depressingly familiar milestone. As of this week, seven of the 10 deadliest mass shootings in modern U.S. history have all happened since 2007. The Parkland massacre is now the eighth-deadliest attack. …

RED DEER, ALTA.—An Alberta judge was critical of a section of the Criminal Code that allows for consecutive parole ineligibilities Wednesday as he ruled two men found guilty of murdering three family members will not have to spend additional time in prison before they can apply for parole. Jason Klaus, …

OTTAWA— Hundreds of New Democrats are flocking to the capital this week for a national convention that will feature a vote on Jagmeet Singh’s still-new leadership and a host of policy debates that could stir up divisions in the NDP fold. Beginning Friday morning, party members will hear speeches and …