Gas installations at the Sofia Iztok thermal power plant in Bulgaria. The halt of Russian gas to Europe has left companies scrambling amid insecure deliveries and rising prices. Photo: AFP
Gas installations at the Sofia Iztok thermal power plant in Bulgaria. The halt of Russian gas to Europe has left companies scrambling amid insecure deliveries and rising prices. Photo: AFP

Russia's Gazprom tries to reassure European clients that they can still buy gas supplies