Aircraft
Multiple Causes Cited for Air Canada Altitude Deviation
Air Canada Pilot Awakes Groggy

The Transportation Safety Board (TSB) of Canada said this week that multiple factors were responsible for the altitude deviation of one of its Boeing 767s in January 2011. On a flight between Toronto and Zurich, 14 unbelted passengers and two flight attendants were injured during the incident, which occurred approximately four hours into the overnight flight.