 Boeing is being sanctioned by U.S. investigators for sharing information about a federal investigation into the door plug blowout on an Alaska Airlines flight back in January. The NTSB says Boeing blatantly violated regulations by providing non-public information to the media and for speculating about possible causes of the blowout. Pre-4th of July holiday travel, crowded time in the skies. TSA says it expects today to be the busiest travel day so far this year. This is ABC News in August.