The Metropolitan Washington Airports Authority will vote today whether to put the Registered Traveler Program in place at Ronald Reagan Washington National and Dulles International Airports, WTOP reports. Registered Traveler, which is provided by a private company, allows expedited security screening for passengers who volunteer to undergo a TSA-conducted background check. Passengers approved for the program are then given a special biometric card that gives them access to pre-screened security lines. The fees for enrollment…