ISTANBUL, TURKEY - APRIL 17: A view of empty Kadikoy Square and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Kadikoy Square and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Kadikoy Square and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Uskudar Square and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Uskudar Square and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Uskudar Square and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Salacak shore and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Salacak shore and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Salacak shore and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )

ISTANBUL, TURKEY - APRIL 17: A view of empty Salacak shore and its surroundings during a weekend long curfew which starts at 7.00 p.m. instead of 9.00 p.m. on Friday and last until 5 a.m. on Monday, within a two-week partial lockdown to help curb a recent rise in coronavirus cases, in Istanbul, Turkey on April 17, 2021. ( Muhammed Enes Yıldırım - Anadolu Agency )