The BBC's political correspondent Reeta Chakrabarti said Labour had referred Ms Moran's case to a special endorsement panel - a new disciplinary body - for urgent consideration.

BBC: Moran's future as MP under review

Dean has invited Democrats in New Hampshire to attend a previously unscheduled event Tuesday in Manchester for what aides are describing as "a very special breakfast'' at which "a surprise endorsement is in store.

CNN: Bradley endorses Dean