Player Embed Code: Download Embed Share DIA Holds Change of Directorship and Retirement Ceremony Defense.gov Oct. 1, 2020 | 01:35:08 Retiring Army Lt. Gen. Robert P. Ashley Jr. relinquishes the directorship of the Defense Intelligence Agency to Army Lt. Gen. Scott D. Berrier during a change of command and retirement ceremony, Oct. 1, 2020. Army Gen Mark A. Milley, chairman of the Joint Chiefs of Staff, is presiding over the ceremony.