A fight could be setting up
The pound is at the lows of the day, down 118 pips to 1.3149 on the headlines.
This doesn't exactly scream like negative news to me. It could just be part of the push-and-pull with the EU eventually granting an extension only until May 23. If parliament passes May's deal and they need time to implement, they can always ask for more time.
2 hour chart: