"During testimony before the House Armed Services Committee in February 2003, Acting Secretary of the Navy Hansford Johnson said that antisubmarine warfare (ASW) remains a challenging mission area, particularly in the shallow water littoral regions populated by modern, quiet submarines. The Acoustic Rapid COTS [commercial of-the-shelf] Insertion (A-RCI) program is providing significant improvement in ASW sensor processing for the submarine force has spawned similar efforts in submarine combat control, communications and upgrades to the surface fleet's SQQ-89 ASW combat suite of system architecture."