John Ridsdel, a Canadian held hostage by Islamist militants in the Philippines, “has been killed at the hands of his captors,” Canadian Prime Minister Justin Trudeau said in a statement Monday. “This was an act of cold-blooded murder and responsibility rests squarely with the terrorist group who took him hostage,” Trudeau said, emphasizing that Canada condemns the “brutality” of this “unnecessary death.”Ridsdel had been held hostage with three others since ...