Newcastle United manager Alan Pardew will serve a seven-match suspension with immediate effect, subject to any appeal, after he admitted an FA misconduct charge.
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The PM will sound out the possibility of new free trade agreements with Gulf states for once the UK has left the EU.
In the unexpected announcement on Monday, Mr Key said it was the "right time" to leave politics.
As the Government's Brexit appeal comes to the Supreme Court, here's a look at what you need to know.