RT News - May 21, 2016 (12:00 MSK)

The Iraqi capital's Green Zone is occupied by thousands of protesters for the second time in a month. Overcrowded Greek refugee hotspots are under fire from human-rights watchdogs - for their inhumane conditions and chaotic atmosphere. Plus, there are fresh calls to remove U.S. military bases from Japan - after an American confesses to killing a local woman in Okinawa.