MADRID, Feb 3 (Reuters) - A Boeing (NYSE:BA) 767 aircraft flown by Air Canada AC.TO was returning to Adolfo Suarez Madrid-Barajas airport for an emergency landing on Monday after reporting a "technical issue", Spanish airport operator AENA said.
The airliner called air traffic control 30 minutes after takeoff and requested a slot for an emergency landing, an AENA spokeswoman told Reuters. She was unable to provide further details.