This file photo taken on May 19, 2017 shows Wikileaks founder Julian Assange returning after speaking from the balcony of the Ecuadorean embassy in London, Britain. WikiLeaks founder Julian Assange has been arrested at the Ecuadorian embassy in London, where he was granted refuge in 2012 while on bail in Britain over sexual assault allegations against him in Sweden, police said on April 11, 2019. (Xinhua/Han Yan)