Mike Nesbitt defends UUP Executive pull-out. #BBCNolan

Can the Stormont Assembly be saved? There's no doubting there's a full crisis now. The UUP are pulling out of the Executive, the DUP are threatening to bring it all down. Sinn Fein are accusing the two parties of a sham. The UUP has been under fire from all sides for pulling out Nolan spoke to its leader Mike Nesbitt and asked him what evidence he had - to base their withdrawal from the Executive on.