Nice massacre: World leaders determined to fight terrorism

World leaders united in horror and pledged their determination to fight terrorism after the truck attack on a Bastille Day crowd in the French Riviera city of Nice killed 84 people.

US President Barack Obama, Russian president Vladimir Putin and European and Asian leaders meeting for a summit in Mongolia joined in condemnation of what they called a terrorist attack in messages to French President François Hollande.

Dozens more were injured. The dead included foreign tourists and students.