It's been hailed as a Brexit talks breakthrough but is it really? BBC NI political editor @markdevenport

It's been hailed as a Brexit talks breakthrough but is it really? How much has changed since Monday when the DUP rejected the text first proposed by the European Union and the UK to move talks from phase one to phase two? DUP leader Arlene Foster says the new agreement means that the entirety of the UK will now leave the single market and customs union. Stephen gets reaction from BBC NI political editor Mark Devenport.