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.