Chilean ex-President Sebastián Piñera, who served two terms and was also a billionaire businessman, has died in a helicopter crash at the age of 74.
A drone attack on the largest US military base in Syria has killed at least six allied Kurdish-led fighters.
Russia has said at least 28 people died in a strike on a bakery in the Russian-occupied eastern Ukrainian town of Lysychansk.
President Nayib Bukele of El Salvador - who is credited with cracking down on gangs in the central American nation - says he has been re-elected.
US President Joe Biden will win South Carolina's Democratic primary, the BBC's US partner CBS has projected.
Namibia's President Hage Geingob has died while receiving medical treatment at a hospital in the capital, Windhoek.
The World Food Programme (WFP) says it is receiving reports of people dying of starvation in Sudan, where a war has displaced millions of people since last April.
A federal judge has postponed the election subversion trial of former US president Donald Trump while his appeal plays out in court.