>> Britain's highest court making a critical decision on the country's divorce from the European Union, deciding on Tuesday whether Prime Minister Theresa May can start the first steps of Brexit without Parliament's involvement. A loss for May would force her to seek parliament's approval for triggering article 50, potentially muddling what she'd hoped would be a clean break.
Reuter's senior correspondent, Michael Holden.>> It would be a bit of an embarrassment, because she said that she can trigger this article 50 to kick off the Brexit toss without going to parliament. And MP's and peers there could amend her plans for Brexit or potentially even delay her time table.
Although that's less likely as the main opposition labor party has said. They will support triggering article 50 before the end of March, as she already intended.>> Despite Labor's promise, it's the smaller Liberal Democrats Party and Scottish Nationalists who are likely to put up the most resistance. May's challengers say lawmakers must be involved, because leaving the EU will strip their constituents of rights granted by Parliament.
But Brexiters call it an attempt to thwartt or water down exit negotiations, such as retaining access to the block single market, a so-called soft Brexit. 52% of voters back the country split with the EU. A landmark case, determining whether the prime minister has the executive authority to do it alone