Thomson "Mayday" Emergency Descent
Yesterday at 13:20z a Thomson aircraft with the callsign "Thomson 90C" declared a "MAYDAY" in Brest airspace requesting "Emergency Descent" The controller initially cleared the aircraft to FL350, then after a request for further descent to FL250. The controller asked the nature of the emergency and the level requested. The aircraft announced a "Pressurisation faliure" and requested FL100. The aircraft then diverted initially for Paris Orly.