I've been talking to First Minister Carwyn Jones to get his response to today's Supreme Court judgement. He told me it vindicates the Welsh Government's position although he admitted it has been a 'useful' clarification of the law. Watch his answers below:
More top news
Breezy overnight. It will become fairly cloudy as the night progresses.
It should turn cloudier through the early hours with some patchy drizzle and some hill fog too.
It will be a breezy day with variable amounts of cloud and some bright or sunny spells.