Saw on the news that the failure was due to “excessive corrosion on the interior of the gondola support beam."
http://www.foxnews.com/us/2017/08/06/ohio-state-fair-disaster-cause-ride-malfunction-revealed.html
http://www.foxnews.com/us/2017/08/06/ohio-state-fair-disaster-cause-ride-malfunction-revealed.html