MOSCOW. Dec 3 (Interfax-AVN) - The engines of the first and second stages of the Soyuz-FG carrier rocket operated normally during the launch on Monday, the United Engine Corporation (UEC) said.
"The propulsion units of the first and second stages, the RD-107A/RD-108A, made by [public joint-stock company] PAO Kuznetsov, worked without reproach," the UEC press service said on Monday.