COLORADO SPRINGS, Colo., March 30 — Harris Booth #400 — Harris Corporation (NYSE: HRS) has successfully completed demonstrations of its advanced communications and information assurance solutions for the Global Positioning System (GPS) Operational Control Segment (OCX) program. The announcement was made during the 25th National Space Symposium being held March 30 through April 2 at the Broadmoor in Colorado Springs, Colorado.