President Vladimir Putin said Friday that Russia will continue to test and start mass-producing the hypersonic ballistic missile that it fired at Ukraine Thursday.

Sergei Ryabkov, one of Russia's deputy foreign ministers, said on Monday that Moscow is considering deploying its short- to medium-range missiles in the Asia-Pacific. Speaking to Russian state media,

Russia's military captured a British national fighting with Ukrainian troops who have occupied part of Russia's Kursk region, according to reports Monday, as Moscow began daylight drone attacks on civilian areas of Ukraine and its ground forces accelerated gains along parts of the front line.

Video posted on Russian social media channels showed a young bearded man in military clothing. The captive said he was a former British soldier.

Britain has blacklisted a so-called shadow fleet of oil tankers that London said Russia uses to transport billions of dollars' worth of oil and oil products a year.

The UK government expanded its sanctions against Russia’s energy industry on Monday, blacklisting dozens of tankers responsible for moving the nation’s oil as well as two insurers involved in the trade.