More than 3,000 of the nation's air-traffic controllers work at least one midnight shift in two weeks, which puts them at risk of falling asleep ...
USATODAY.com News, USA Today
Thu, 04/14/2011 - 5:57pm
More than 3,000 of the nation's air-traffic controllers work at least one midnight shift in two weeks, which puts them at risk of falling asleep ...