Several cars of a freight train in Russia’s Volgograd Oblast were derailed due to “interference by unauthorized persons,” the Russian state-owned news agency TASS reported on May 14, citing a statement from the Russian railway services. The incident reportedly occurred at the Kotluban station, which lies around 40 kilometers (25 miles) north of the regional center, Volgograd, and roughly 330 kilometers (around 200 miles) east of the Russo-Ukrainian border. The statement did not provide further details regarding the cause of the incident. The Baza Telegram channel claimed that the train was der…