Top Navy officials last month determined that two senior billets, charged with directing the service's $2 billion research and development enterprise, should no longer be "dual-hatted" by a single two-star admiral, according to a memorandum obtained by Inside Defense . "To enhance accountability and reporting, effective the date of this memorandum the [Chief of Naval Research] will relinquish all responsibilities as OPNAV N94 and is no longer required to report to the deputy chief of naval operations for warfighting requirements...