"We were installing new maps in the radar system and
something went wrong and all of them suddenly disappeared from the
radar screens. Controllers could still see the aircraft and could
still talk to the aircraft, but they couldn't see the
maps."
Source: FAA spokesman Ian Gregor. The computer
mapping system used by the SoCal TRACON failed for about an hour
early Friday, when staff attempted to update the system's map
software.
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