UPDATE 1-Raytheon CEO says problems resolved with U.S. GPS ground system
January 29, 2015 at 13:18 PM EST
WASHINGTON, Jan 29 (Reuters) - Raytheon Co on Thursday said it has "turned a corner" on problems with the ground control system it is building for the U.S. Air Force's Global Positioning System (GPS) satellites, and does not expect any impact on financial results.