Besides flights from Moscow to New York, the TB-1 was involved in the rescue of the icebreaker crew of "Chelyuskin".
它能往返于莫斯科和纽约之间，TB - 1并且参与救援“切柳斯金号”破冰船。
3
TB is one of the most common infections in people living with HIV/AIDS – because so many people are already infected with TB bacteria (see No. 1 above).