EXPLAINER: Europe lacks natural gas. Is it Russia's fault?
By Vladimir Isachenkov & David Mchugh
Germany suspends certification of Nord Stream 2 pipeline
By David Sheppard & Erika Solomon
Price of European gas surges as Russia pipeline suffers setbacks
By Vladimir Soldatkin & Susanna Twidale
Germany suspends approval for Nord Stream 2 gas pipeline
By Jillian Ambrose