A court on Wednesday ordered the former head of Germany's foreign intelligence service August Hanning to remain in pretrial detention after his arrest on suspicion of espionage and treason, along with a former deputy who allegedly supplied him with secret files. German ex-intelligence chief August Hanning faces charges of treasonous espionage. Key points and original sources are listed below.

• A court on Wednesday ordered the former head of Germany's foreign intelligence service August Hanning to remain in pretrial detention after his arrest on suspicion of espionage and treason, along with a former deputy who allegedly supplied him with secret file...S1

• German ex-intelligence chief August Hanning faces charges of treasonous espionage.S2