Obama nominates Gen. Martin Dempsey as chairman of the Joint Chiefs of Staff . Adm. James Baker is nominated as vice chairman of the Joint Chiefs . He also has served as acting commander of the U.S. Central Command overseeing U.S. military operations in the Middle East , Persian Gulf and Central Asia . Gen. Ray Odierno is nominated to replace Dempsey as the Army 's chief of staff . General Mike Mullen 's term as head of the joint command ends in September .
Obama nominates Gen. Martin Dempsey as chairman of the Joint Chiefs of Staff . Adm. James Baker is nominated as vice chairman of the Joint Chiefs . Gen. Ray Odierno is nominated to replace Dempsey as the Army 's chief of staff . General Mike Mullen 's term as head of the joint command ends in September .