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MOSCOW REGION, RUSSIA - JULY 18, 2017: Rostec CEO Sergei Chemezov (L), Russia's President Vladimir Putin (C), and Russia's Industry and Trade Minsiter Denis Manturov (2nd R) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

MOSCOW REGION, RUSSIA - JULY 18, 2017: Rostec CEO Sergei Chemezov (L), Russia's President Vladimir Putin (C), and Russia's Industry and Trade Minsiter Denis Manturov (2nd R) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

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MOSCOW REGION, RUSSIA - JULY 18, 2017: Rostec CEO Sergei Chemezov, Russia's President Vladimir Putin (L-R), and Russia's Industry and Trade Minsiter Denis Manturov (R back) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

MOSCOW REGION, RUSSIA - JULY 18, 2017: Rostec CEO Sergei Chemezov, Russia's President Vladimir Putin (L-R), and Russia's Industry and Trade Minsiter Denis Manturov (R back) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

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MOSCOW REGION, RUSSIA - JULY 18, 2017: Russia's Industry and Trade Minsiter Denis Manturov and Russia's President Vladimir Putin (R-L) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

MOSCOW REGION, RUSSIA - JULY 18, 2017: Russia's Industry and Trade Minsiter Denis Manturov and Russia's President Vladimir Putin (R-L) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

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MOSCOW REGION, RUSSIA - JULY 18, 2017: Russia's Industry and Trade Minsiter Denis Manturov and Russia's President Vladimir Putin (R-L) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

MOSCOW REGION, RUSSIA - JULY 18, 2017: Russia's Industry and Trade Minsiter Denis Manturov and Russia's President Vladimir Putin (R-L) attend the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Alexei Nikolsky/Russian Presidential Press and Information Office/TASS (Photo by Alexei Nikolsky\TASS via Getty Images)

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MOSCOW REGION, RUSSIA - JULY 18, 2017: Russia's President Vladimir Putin addresses the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Mikhail Metzel/TASS (Photo by Mikhail Metzel\TASS via Getty Images)

MOSCOW REGION, RUSSIA - JULY 18, 2017: Russia's President Vladimir Putin addresses the MAKS-2017 International Aviation and Space Salon in Zhukovsky, Moscow Region. Mikhail Metzel/TASS (Photo by Mikhail Metzel\TASS via Getty Images)