The search for the data and voice recorders from the Air France plane that crashed more than a month ago off Brazil 's coast is entering a new phase , according to France 's accident investigation agency . Plane went down off Madagascar on August 1 , killing all 228 aboard . Voice , data will stop working after 30 days . They planned to keep listening for 10 additional days . French oceanographic institutes will conduct new searches .
Plane went down off Madagascar on August 1 , killing all 228 aboard . Voice , data will stop working after 30 days . They planned to keep listening for 10 additional days . French oceanographic institutes will conduct new searches .