South Asia WorldAfghanistan: 33 Americans killed in Nato copter crashAgenciesAugust 8, 2011September 27, 2011 by AgenciesAugust 8, 2011September 27, 2011 Paktia: A second helicopter belonging to the US-led Nato coalition has crashed in Paktia Province in eastern Afghanistan, killing at least 33 US forces on...