The harrowing near-miss between a Southwest Airlines plane and a private jet at a Chicago airport was a failure of the private jet crew to listen to air traffic control instructions, according to National Transportation Safety Board chair Jennifer Homendy. Homendy noted, however, that the NTSB still has to conduct its investigation before coming to any final conclusions or taking any punitive action against the Flexjet crew. "We will collect air traffic control communications. Featured articleDuffy says the Flexjet crew may have their licenses revoked on Tuesday. "We are aware of the occurrence today in Chicago," a Flexjet spokesperson said in a statement.