Masked pro-Russia insurgents show a detained man, who reportedly is a member of the Right Sector, a nationalist Ukrainian group, when people gathered at barricades in front of a regional administration building that was seized by pro-Russian activists earlier in Donetsk, Ukraine, Sunday, April 20, 2014. The Ukrainian and Russian governments are reporting a shootout at a checkpoint set up by pro-Russian insurgents in eastern Ukraine that has left one person dead and others hospitalized with gunshot wounds. Pro-Russian activists brought to the stage a man who was accused of being a member of the radical organization Right sector. They also spoke about what he had found weapons and ammunition.(AP Photo/Max Vetrov), APTOPIX