Britain in Political Chaos as Embattled PM Pulls Brexit Vote

British Prime Minister Theresa May chose to delay a key parliamentary vote Monday on the exit deal she reached with the European Union, in the face of almost certain defeat - which would likely have brought her leadership to an end. May says she will go back to Brussels to try to seal further guarantees on a future trade deal to avoid triggering the so-called ‘Irish backstop’. Henry Ridgwell reports.