Debris has been found in waters off the US east coast in the search for a missing medical plane carrying seven people. Key points and original sources are listed below.

• Debris has been found in waters off the US east coast in the search for a missing medical plane carrying seven people.S1S2

• The Canadian air ambulance vanished over the Atlantic as it was travelling from Bermuda to Boston in the early hours of SaturdayS3

• A Gulfstream G100 carrying six people was flying from Bermuda to Boston when it lost contact near the Massachusetts island.S4