On the front line of Europe's standoff with Russia's sanction-busting shadow fleet

On Europe's front line against Russia's shadow fleet of tankers evading sanctions, the BBC joined coastguards patrolling the Baltic Sea. Many suspect these tankers are transporting Russian oil discreetly to bypass sanctions. The rise in shadow vessels sailing without proper flags or insurance raises concerns about accountability for potential accidents. Despite efforts by the UK and EU to ban these vessels, Russia's revenue from oil exports remains high, with shadow tankers accounting for a significant portion.