At the International Space Station, the " The cause was problems with oxygen pressure, the crew reported this to the Mission Control Center (the conversation was broadcast by NASA). The system has failed at least 5 times over the past two months, but this did not threaten the health of the crew, emphasized in Roscosmos. Electron is located in the Russian segment of the ISS in the Zvezda module, the American segment has a backup system. Cosmonaut Ivan Wagner, who returned from the ISS in October, expressed the opinion that the depressurization may be related to the station's age.. At the same time, the executive director of Roscosmos, Sergei Krikalev, is confident that the ISS modules can operate longer than the warranty period..