Add Yahoo as a preferred source to see more of our stories on Google. 0 GettyImages 477675446 Sean Gallup Getty Images Attack helicopters are often found in the ugliest situations on Earth, and ...

At the height of the Vietnam War, the US Army sought a heavily armed escort helicopter capable of protecting troop-carrying Hueys and delivering devastating firepower against enemy positions. Sikorsky ...

Attack helicopters are often found in the ugliest situations on Earth, and angular and bristling with weapons and sensors, the helicopters themselves are appropriately ugly. Combining armour, an ...