Flowers, candles and written messages were placed at a memorial following Monday's deadly van attack in Toronto, Canada. Canadian Prime Minister Justin Trudeau held a press conference after the attack, and praised the bravery and unity of the people of Toronto and local police. Mourners included the mayor of Toronto and Ontario's premier. Alek Minassian, 25, was charged Tuesday with 10 counts of first-degree murder and 13 counts of attempted murder.