Protesters hold a "Stop Rosebank" banner outside the Treasury, one wearing a giant caricature of Andy Burnham.
The letter from Labour MPs warns that Britain’s credibility as a global climate leader would be destroyed if drilling went ahead off the Scottish coast. Photograph: Andy Rain/EPA
The letter from Labour MPs warns that Britain’s credibility as a global climate leader would be destroyed if drilling went ahead off the Scottish coast. Photograph: Andy Rain/EPA
Labour rebellion over Rosebank oilfield expected to top 100 MPs

Total of 75 have already signed letter to Burnham opposing plans as discontent also grows over Europe and welfare changes