Transport Canada appoints observer after train derailment northeast of Montreal

Conservative MP for Brantford-Brant South-Six Nations, Larry Brock, announced he’ll be resigning as a Member of Parliament next month, marking the latest in a string of departures from Conservative Leader Pierre Poilievre’s caucus. In a letter announcing his intention to step down, which was shared on social media on Thursday, Brock said that he will officially resign his seat Sept. 18 to “return directly to the front lines of justice” at the Crown attorney’s office in Brantford, Ont. “My commitment to community safety hasn’t wavered one bit, and getting back into the courtroom means...