Bomb threats, false alarms and the discovery of grenades have put security forces in Buenos Aires City on high alert, just days before the world's most powerful leaders converge on Argentina for the G20 Leaders Summit at the turn of the month.
Suspected explosive devices were sent to former United States president Barack Obama, defeated presidential nominee Hillary Clinton, New York governor Andres Cuomo and to a building housing CNN's New York bureau, less than 24 hours apart and less than two weeks before key US midterm elections, officials confirmed on Wednesday.
Canadian Prime Minister Justin Trudeau backed air strikes by the United States and its allies on Syria’s chemical weapons program but Argentina, Brazil and Peru voiced caution during a regional summit about the escalating military action.