Chinese artist Ai Wei opens installation on the island . Ai 's theme includes themes of imprisonment , torture . It also aims to raise awareness about prisoners of conscience . Along with notorious criminals , Alcatraz also features conscientious objectors and Native Americans .
Chinese artist Ai Weiwei opens installation on Alcatraz island . Exhibit 's theme explores themes of imprisonment , dissent . It also aims to raise awareness about prisoners of conscience . Along with notorious criminals , Alcatraz also imprisoned conscientious objectors and Native Americans .