Col. Andrew R. Kennedy, director, Tactical Training and Exercise Control Group, retired after 30-years of honorable service April 15, 2016. Upon retirement, Kennedy is most looking forward to snow when he returns to his home state of New York. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released) - Col. Andrew R. Kennedy, director, Tactical Training and Exercise Control Group, retired after 30-years of honorable service April 15, 2016. Upon retirement, Kennedy is most looking forward to snow when he returns to his home state of New York. (Official Marine Corps photo by Cpl. Medina Ayala-Lo/Released)