The US has imposed sanctions on seven Russian oligarchs and 17 senior government officials, accusing them of "malign activity around the globe".

Twelve companies owned by the oligarchs, the state arms exporter and a bank are also sanctioned.

Treasury Secretary Steven Mnuchin said the penalties targeted those profiting from Russia's "corrupt system".

The move was a response to Russia's alleged meddling in the 2016 US presidential election, he said.

Read more at BBC News.