Photo: Mateusz Grochocki/East News Celebrations marking the 11th anniversary of Smolensk air disaster, which killed 96 Polish officials including Polish president Lech Kaczynski, on April 10, 2021 in Warsaw, Poland. Pictured: Jaroslaw Kaczynski, leader of the Law and Justice party and twin-brother of late Lech Kaczynski, lays flowers at the tombs of crash victims at Powazki cemetery.