FlyersRights.org sued Delta and an FAA contractor on Tuesday, alleging that the companies conspired to derail the group’s efforts to persuade Congress to enact a passenger rights bill that would limit tarmac delays to three hours.The lawsuit, filed in U.S. District Court in Houston, alleges that Delta and the contractor, Metron Aviation of Dulles, Va., used “hacked” emails in an attempt to discredit the group and to fire a Metron employee who had been passingFAA data on delays to FlyersRights.org.Source: Travel Weekly; find article here>>.