Stay up to date with notifications from The Independent Notifications can be managed in browser preferences. All News Sport Culture Lifestyle Smoke spreads over 300km from Russian port on fire after deadly strike A Ukrainian drone strike caused a “massive” fire at a Russian oil refinery in Tuapse on Tuesday, marking the third attack on the Black Sea port facility in under two weeks. Kyiv claimed responsibility for the strike, saying its aim is to disrupt Russia's oil and gas industry, a crucial source of funding for its military efforts. Vladimir Putin acknowledged the strike, highlighting an increase in drone attacks on civilian infrastructure and expressing concern about potential serious environmental consequences. Emergency services, including a 300-member crew, were deployed to control the blaze, which led to a temporary halt in the refinery's production and an oil spill that was subsequently contained.…