Runway Lights Go Out at Chicago O’Hare

 - April 15, 2013, 12:40 PM

The runway edge lights on four of the seven active runways at Chicago O’Hare International Airport (ORD) went dark on April 11 in the middle of an evening traffic rush. The runways affected were 22 Right, 32 Right and both 27 Left and Right, causing air traffic delays and flight cancellations. Some lights went out completely while others flickered for nearly an hour. A spokesman for the City of Chicago’s Department of Aviation said the cause of the outage is unknown.