Ash from the Chilean volcano Calbuco, which erupted without warning this week, reached as far as southern Brazil on Saturday and prompted some airlines to cancel flights to the capitals of Chile, Argentina and Uruguay.
Rescuers dug with their bare hands and bodies piled up in Nepal on Sunday after an earthquake devastated the heavily crowded Kathmandu Valley, killing more than 2,200 people, and triggered a deadly avalanche on Mount Everest.
At least five air strikes hit military sites and an area near the presidential palace compound in the Yemeni capital Sanaa at dawn on Sunday while warships pounded an area near the port of the southern city of Aden, residents said.
Thousands of people marched peacefully through downtown Baltimore on Saturday to protest the unexplained death of a black man in police custody but pockets of violence erupted when a small group smashed windows and threw bottles at officers.
The Tunisian man accused of piloting a migrant boat that sank off Libya, killing more than 700 people, is himself a migrant who was forced at gunpoint to captain the ship because of his experience as a fisherman, his brother said on Saturday.
European efforts to save the lives of migrants drowning in the Mediterranean must involve search and rescue operations near the shores of Libya, Amnesty International said on Saturday as hundreds more people arrived in Italy from North Africa.
The European Union's decision to take on Google last week stems from official complaints by 19 companies in Europe and the United States, including Microsoft and a number of small firms, people familiar with the matter said on Friday.
A state lawmaker launched an online campaign on Friday to overturn a decision to cancel a screening of "American Sniper" at the University of Maryland after a Muslim student group objected to the film about a U.S. Navy marksman in Iraq.