[ABC] According to Kennedy, four passengers were initially removed from the flight, three males and one woman. They reportedly had several backpacks and appeared to be of Middle Eastern descent, in their early 30s.
Police say a witness notified the flight crew when she saw one of the men watching a "media report" on his cell phone. Following 'see something, say something,' she notified the flight crew.
Three additional passengers were subsequently called out from the loud speaker and removed from the plane