As photographs of the wreckage left behind at Osama bin Laden's million-dollar Abbottabad compound continue to surface, aviation experts are speculating that the U.S. military deployed a custom stealth version of the famous Black Hawk helicopter in its operation to execute the terrorist leader.According to a retired special operations aviator speaking with the Army Times, Navy SEALs utilized a "radar-evading variant of the special operations MH-60 Black Hawk" to complete the mission.The top-secret helicopter model was supposedly modified to minimize detection and reduce rotor noise.Read More... More on Osama bin Laden