Members of the Mongolian neo-Nazi group Tsagaan Khass stand near a quarry where they questioned a worker. A Mongolian neo-Nazi group has rebranded itself as an environmentalist organisation fighting pollution by foreign-owned mines, seeking legitimacy as it sends swastika-wearing members to check mining permits. Based in an office behind a lingerie store in the Mongolian capital, the shaven-headed, jackbooted Tsagaan Khass stormtroopers launch raids on mining projects, demanding paperwork or soil samples to be studied for contaminants. "Before, we used to work in a harsh way, like breaking down doors," the group's leader, Ariunbold Altankhuum, 40, told Reuters. "But now,...