Brazil Congress Expels ex-Speaker Cunha

The powerful former speaker of the lower house of the Brazilian Congress, Eduardo Cunha, has lost his seat after an overwhelming vote by fellow members of Congress to eject him. Mr Cunha - seen as the architect of former president Dilma Rousseff's impeachment - could now face arrest.

A cessation of hostilities has come into effect in Syria, but how widely will it be observed? The Syrian army says it is implementing the truce, which began at sunset, but rebel groups have been more guarded. How have the first few hours gone and when might humanitarian groups be able to take action?

The long-lost ship of British polar explorer Sir John Franklin, HMS Terror, has been found in pristine condition at the bottom of an Arctic bay, researchers have said, in a discovery that challenges the accepted history behind one of polar exploration's deepest mysteries.