GAAF units have served in Iraq with Company A, 5th Battalion, 159th Aviation Regiment, returning from a 15-month deployment on April 17, 2004. Serving in Balad, Iraq, the company with their CH-47 Chinooks performed transportation and supply missions. The 4th Squadron, 6th Cavalry, with UH-60 Blackhawks, recently supported infantry units in Iraq. Chief Warrant Officer Scott Oswell of the 4th was killed in a crash of his OH-58 Kiowa observation helicopter in Iraq on July 4, 2007. The next month one of the unit's UH-60 Blackhawk crashed, killing its crew. The 4th Squadron has returned to GAAF and has resumed training for future actions.