Just offshore of the towering national monuments of Washington, a tall crane now hovers over the Potomac River. It casts a ...
Just offshore from the towering national monuments of Washington ... The black box is critical, Homendy said, because the DC tower radar does not provide a constant readout of aircraft altitude ...
Washington (CNN ... The black box is critical, Homendy said, because the DC tower radar does not provide a constant readout of aircraft altitude, updating only every five seconds.
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