Major General Martin Umbarger has apologized for appearing in a video supporting a Christian group which offers marriage counseling to soldiers.
Brigadier General Brian Copes has officially been in his new position since the beginning of May.
The head of the Indiana National Guard says more must be done to help address joblessness among veterans.
American-led coalition forces are waging a complicated counterinsurgency in Afghanistan, where critics say well-meaning military projects can be problematic.