A very serious medical emergency on board Aeroméxico flight #AM683 to Mexico City forced the Boeing 737-800 to divert to Houston international airport.
Passengers said the man who died appeared to be elderly.
#AviationGeek A passenger passed away on Aeroméxico 683. From ORD to MEX. Aircraft diverted to IAH pic.twitter.com/XAswBZcFdA
— Fernando Del Río (@MexicoFER) May 3, 2016