Harris Corporation, Melbourne, Florida, has named P. Harris Morris president of the company's broadcast communications business.
Capt. Roger W. Ligon, USN, has assumed command of the Aircrew Systems Program Office, Naval Air Systems Command, Patuxent River, Maryland.
Sumit Agarwal has been assigned as deputy assistant secretary of defense for outreach and social media, Office of the Assistant Secretary of Defense (Public Affairs), Washington, D.C.
L-3 Communications has appointed Gen. Bantz J. Craddock, USA (Ret.), president of its Military Professional Resources Incorporated (MPRI) division, Alexandria, Virginia.
Maj. Gen. James M. McDonald, USA, has been assigned as deputy chief of staff, strategic operations/C-3, U.S. Forces-Iraq, operation Iraqi Freedom, Iraq.
Kathleen Cowles has been named director of corporate and government affairs for LGS, Herndon, Virginia.
John H. James Jr. has been appointed director of the Program Executive Office, National Security Personnel System Transition Office, Washington, D.C.