At least three people die and 10 go missing during an explosion in a natural gas pipeline in Cleburne, Texas.
Russia's Gazprom says that it has completed the construction of the Nord Stream 2 natural gas pipeline to Germany. Gazprom says that gas flows to Europe through the pipeline cannot begin until they have received approval from German regulators.
Vladimir Putin, the President of Russia, and Petro Poroshenko, the President of Ukraine, will meet at the sidelines of the Asia–Europe Meeting in Milan, Italy to discuss the conflict and supplies of natural gas.
The Federal Energy Regulatory Commission fines Brian Hunter $30 million for trades in which he engaged on behalf of Amaranth Advisors in the New York Mercantile Exchange in 2006 that manipulated the value of natural gas futures.