Air Canada A321 near Des Moines on Jul 31st 2014, hot brakes in cruise flight

An Air Canada Airbus A321-200, registration C-GITY performing flight AC-793 from Toronto,ON (Canada) to Los Angeles,CA (USA) with 180 people on board, was enroute at FL320 about 95nm east of Des Moines,IA (USA) when the crew received a "BRAKES HOT" ECAM message. The crew declared emergency, descended the aircraft to 8000 feet and worked the related checklists. The aircraft subsequently diverted to Des Moines for a safe landing about 50 minutes later.

The Canadian TSB reported that an acrid smell was observed in the cabin. The airline's maintenance is investigating.