Receive Breaking News updates as they occur
By Roberta Rampton and David Ljunggren OTTAWA (Reuters) - Canada, the United States and Mexico on Wednesday mounted a fierce defense of free trade, vowing to deepen economic ties despite an increasingly acrimonious debate about the value of globalization. U.S. President Barack Obama and Mexican President Enrique Pena Nieto also took swipes at U.S. Republican presidential candidate Donald Trump, who has vowed to renegotiate or scrap the North American Free Trade Agreement (NAFTA) if he wins November's election. "The integration of national economies into a global economy: that's here, that's done," Obama told a news conference at the end of a summit dubbed the "Three Amigos".
By Ayla Jean Yackley and Humeyra Pamuk ISTANBUL (Reuters) - Turkey pointed the finger at Islamic State on Wednesday for a triple suicide bombing and gun attack that killed 42 people at Istanbul's main airport, and President Tayyip Erdogan called it a turning point in the global fight against terrorism. In the deadliest of a series of suicide bombings this year in Turkey, the attackers struck the busy airport, a symbol of Istanbul's role as the Muslim world's most open and cosmopolitan city, a crossroads between Europe and Asia.