In this photo taken on Tuesday, July 23, 2019, opposition candidate and lawyer at the Foundation for Fighting Corruption Lyubov Sobol speaks during a meeting with Ella Pamfilova, head of Russian Central Election Commission and opposition candidates at the Russian Central Election commission in Moscow, Russia. At least seven opposition activists who have been barred from running in the Moscow legislature election have been summoned for questioning, as authorities ramp up pressure on the opposition ahead of a major rally on Sunday. Police searched the homes of two activists late Wednesday and summoned seven for questioning. (AP Photo/Alexander Zemlianichenko)