A Pakistani soldier serving as a UN peacekeeper in the Democratic Republic of Congo was killed in a militant attack in the country’s volatile east, the military said. A group of six militants reached the United Nations’ permanent operation base in the district of Minembwe, ostensibly to surrender their weapons as part of a UN initiative. But the group’s leader started firing indiscriminately, Pakistan’s military said in a statement late Saturday. A Pakistani soldier serving as a guard at the weapons surrender point was shot in the head, the statement said. Pakistani peacekeepers responded to t…