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Demonstrators have attacked the British embassy compound in Buenos Aires on the 30th anniversary of the start of the 1982 Falklands War.
A fire at a market warehouse on the outskirts of Moscow has killed 17 people, Russian authorities have said.
A gunman killed seven people and wounded three others at a Christian college in California after telling witnesses: "Get in line... I'm going to kill you all."
Hopes have been raised that violence in Syria could come to an end after the government agreed to partially implement a six-point peace plan by April 10.
Two sailors who were injured when a "monstrous" wave crashed on to their yacht during a round-the world race have arrived back on dry land.
Police were first alerted to the multiple shooting at a US college at 10.33am - here is a timeline of events, pieced together from witness reports.
Osama bin Laden's three widows and two of his daughters have been sentenced to 45 days in prison for illegally living in Pakistan.
Colombia's Farc rebels have freed what it says were its last 10 soldier and police hostages as the weakened group seeks peace talks with the government.
A woman is recovering in hospital after a crocodile attacked her while she was swimming near a tourist boat at a remote bay in Western Australia.
The stricken cruise liner Costa Concordia is to be righted and refloated in what will be the biggest operation of its kind ever seen.