The US and Germany will stand together against Russian aggression, President Joe Biden said as he welcomed outgoing Chancellor Angela Merkel to Washington.
At least 80 people have died and hundreds more are unaccounted for in Germany after some of the worst flooding in decades.
One man has died during rare anti-government demonstrations in Cuba that have shaken the island in recent days.
The death toll in South Africa has risen to 72, after violence engulfed parts of the country after the jailing of former President Jacob Zuma.
A Georgian TV cameraman has died after being badly beaten by far-right assailants during a protest against an LGBTQ Pride march, his station said on Sunday, as pressure mounts on authorities over attacks on journalists.
South Africa's former President Jacob Zuma has handed himself in to police to begin serving a 15-month jail sentence for contempt of court.
Four people suspected of assassinating Haiti's President Jovenel Moïse have been killed in a shootout with the security forces, police say.
After causing devastation in the Caribbean, Tropical Storm Elsa is moving north towards the Florida Keys.
More than 130 wildfires - fuelled by lightning strikes - are burning across western Canada following a record-breaking heatwave.
Belarus has closed its border with Ukraine, claiming that arms are being smuggled into the country.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.