Thousands of US passengers delayed after grounded United Airlines flights
Due to a systemwide problem, the Federal Aviation Authority issued ground stops on Wednesday for the airline at several major airports in Denver, Newark, Houston and Chicago. The incident was resolved a little over an hour later.
Tomas Kauer - - News Moderator 
Due to a systemwide problem, the Federal Aviation Authority issued ground stops on Wednesday for the airline at several major airports in Denver, Newark, Houston and Chicago. The incident was resolved a little over an hour later.
