​John Cho - Retired Brigadier General Cho of the U.S. Army is the first Korean-American to achieve the rank of general, making him the highest ranking Korean-American officer of the U.S. Armed Forces. As a cardiothoracic surgeon and a veteran of the U.S. Army for over 30 years, General Cho's last significant position was serving as the commanding general of the Western Regional Medical Command. 

​General Cho is currently a senior executive partner at Gartner, a leading research and advisory company, and effective January 1, 2018, he will also begin serving as the executive director ofAMSUS (Association of Military Surgeons of the United States).

Source: http://kore.am/suspended-brig-general-john-m-cho-will-not-be-reinstated/

John Cho