MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

MOSCOW, RUSSIA - JULY 31: Passengers check in at International Vnukovo Airport ahead of their departure to Turkey following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights between Russia and Turkey after months of suspension due to the coronavirus pandemic in Moscow, Russia on July 31, 2020. ( Sefa Karacan - Anadolu Agency )

ISTANBUL, TURKEY - JULY 31: Passengers check in at Istanbul Airport before their flight to Moscow following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights to Russia after more than three months of suspension due to the coronavirus pandemic in Istanbul, Turkey on June 31, 2020. ( Emrah Yorulmaz - Anadolu Agency )

ISTANBUL, TURKEY - JULY 31: Passengers check in at Istanbul Airport before their flight to Moscow following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights to Russia after more than three months of suspension due to the coronavirus pandemic in Istanbul, Turkey on June 31, 2020. ( Emrah Yorulmaz - Anadolu Agency )

ISTANBUL, TURKEY - JULY 31: Passengers check in at Istanbul Airport before their flight to Moscow following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights to Russia after more than three months of suspension due to the coronavirus pandemic in Istanbul, Turkey on June 31, 2020. ( Emrah Yorulmaz - Anadolu Agency )

ISTANBUL, TURKEY - JULY 31: Passengers check in at Istanbul Airport before their flight to Moscow following Turkey's national flag carrier Turkish Airlines (THY) restarted international flights to Russia after more than three months of suspension due to the coronavirus pandemic in Istanbul, Turkey on June 31, 2020. ( Emrah Yorulmaz - Anadolu Agency )