US President Donald Trump boards Air Force One at the Canadian Forces Base Bagotville in La Baie, Quebec after leaving the G7 summit on June 9, 2018. Leah Millis / Reuters
US President Donald Trump boards Air Force One at the Canadian Forces Base Bagotville in La Baie, Quebec after leaving the G7 summit on June 9, 2018. Leah Millis / Reuters

Trump keeps up tough talk at G7 summit