Emperor Akihito abdicates in favour of his son

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Emperor Akihito of Japan has begun the process of abdicating the throne in favour of his son, bringing an end to his thirty-year reign. The United States says it is determined to hunt down the surviving leaders of the Islamic State group, after the release of a video message from Abu Bakr al-Baghdadi. President Trump has ordered changes to the US asylum system -- including fees for people applying for refuge.