Its call sign was Morphine 1-2. In February 2007, the hulking dual-rotor casualty evacuation helicopter had just flown three wounded soldiers to a field hospital in Balad, north of Baghdad, when another call came: an emergency mission to fly through an insurgent-controlled area in broad dayli...
Source: [MIT Tech Review](https://www.technologyreview.com/2026/10/14/1145807/us-military-race-to-make-fake-blood/)