Last night, the two recently freed members of Pussy Riot, Masha Alyokhina and Nadia Tolokonnikova, appeared on stage at Brooklyn's Barclays Center atAmnesty International's Bringing Human Rights Home Concert. They were introduced by Madonna. But hours prior to the concert, other, anonymous members of Pussy Riot emailed an open letter to supporters, and posted it on their Livejournal. The letter stated that Nadia and Masha are no longer part of Pussy Riot. (Both women have stated as much in interviews, as they refocus their efforts on prison reform). "We are very pleased with Masha's and Nadia's release," the letter reads. "We are proudof their resistance against harsh trials that fell to their lot, andtheir determination by all means to continue the struggle that theyhad started during their stay in the colonies." "Unfortunately for us," it continues, "they are being so carried away with theproblems in Russian prisons, that t...