[1] He briefly left military service to complete his bachelor's degree from Texas Tech University, then was commissioned a second lieutenant through the Reserve Officer Training Corps program.
In 2012, after returning to the United States, he sent a report on his observations to the Department of Defense Office of Inspector General.
[2] Unclassified versions of the report were copied to several members of the United States Congress and the New York Times.
[2] Davis also wrote an article, "Truth, Lies, and Afghanistan: How Military Leaders Have Let Us Down”, published by Armed Forces Journal in February 2012.
[7] The Project On Government Oversight has described him as "one of the earliest public critics inside the military speaking out about the mounting failures in the Afghanistan War".