WASHINGTON - JANUARY 24:  Delta Air Lines employees stand at the back of the hearing room during a hearing on airline mergers before the Senate Commerce, Science, and Transportation Committee January 24, 2007 on Capitol Hill in Washington, DC. The hearing was to focus on the potential impact of airline mergers and industry consolidation. Getty Images logo Getty Images 61 months ago

WASHINGTON - JANUARY 24: Delta Air Lines employees stand at the back of the hearing room during a hearing on airline mergers before the Senate Commerce, Science, and Transportation Committee January 24, 2007 on Capitol Hill in Washington, DC. The hearing was to focus on the potential impact of airline mergers and industry consolidation.