COLORADO SPRINGS, CO -- Space Fence prime contractor Lockheed Martin is preparing to start a site survey in June for the second radar location that would bring the space-observing radar system to full operational capability. Lockheed's Space Fence Program Manager Bruce Shafhauser told Inside Defense this week the company has begun preparations for the six-week survey, at Naval Station Harold E. Holt in Exmouth, Australia, the likely location of the second Space Fence radar. The first radar is being...