NIS, Serbia — For the past four years Tomislav Damnjanovic has played a crucial role in the United States' wars in Iraq and Afghanistan. Since 2003, he has delivered millions of rounds of ammunition, guns, grenades and mortars to the governments of Iraq and Afghanistan, United Nations officials say, facts he does not dispute. His aircraft have even been used to shuttle supplies between American bases in Iraq, saving troops from having to make hazardous trips by land.... (GunPolicy.org)