At least 34 people have been killed after a dam burst at an iron ore mine in south-eastern Brazil.
Authorities said chances of finding survivors are "minimal", with more than 300 people unaccounted for.
So far, emergency services have rescued around 366 people, of which 23 have been transferred to hospitals.
It is unclear what caused the failure of the dam.
Floods, landslides kill 56 in India and 14 in Nepal
Heavy rain and storms have triggered floods and landslides that killed 56 people in India, while in Nepal, 14 have died and another 11 are missing, with authorities warning on Sunday that more flash floods are possible.
British police arrest five men at US air base in major incident
British police arrested five men near a US air base on suspicion of explosive and terrorism offences on Sunday after a tip-off that three vans had been heading to the military airfield which has been used to strike Iran.
Bill Gates joins calls for AI safeguards, including legislation
AI requires safeguards that go beyond self-regulation, Microsoft co-founder Bill Gates said in an interview that aired on Sunday, calling for legislation to be passed in Congress.
Russia says it struck military infrastructure, vessels in Ukraine
The Russian defence ministry said on Sunday its forces had carried out overnight drone strikes on logistics centres, port and transport infrastructure, as well as communications centres and vessels that Moscow said were linked to the Ukrainian military.
South African police hunt suspects after 27 killed in two separate shootings
South African police were on Sunday hunting the perpetrators of two separate shootings that killed 27 people within hours of each other, in stark reminders of the country's problem with gun violence.
