Russian political activists and members of the anti-Putinist punk rock group Pussy Riot, Maria Vladimirovna "Masha" Alekhina (L), also known as Maria Alyokhina, and Olga Borisova (R) rehearse on stage prior to the opening of a concert for Ukraine at Funkhaus Berlin Nalepastrasse in Berlin, Germany, on May 12, 2022. - The anti-Putinist punk rock group Pussy Riot starts in Berlin the group's "Riot Days" tour to raise money for Ukraine. (Photo by Adam BERRY / AFP)