if a deal is reached to keep britain in the eu blog, david cameron will campaign for the u.k. stay in the union ahead of the country's recommended -- referendum. eu commission president sounded optimistic. >> i'm quite confident that you will have a deal. -- we will have a deal. we have more from brussels, where the summit is taking place. how do things look? quite confusing. we just had the commission president whose personality is all over the eu u.k. draft deal. he sounded quite optimistic and confident that a deal would be struck in the next two days. eu --st last night, the president said there was absolutely no guarantees that a deal could be struck. he said there were still huge differences that had to be overcome. he spent his time this week visiting a number of eu capitals trying to convince heads of state to overcome those differences and listen to the arguments of others in order to come up with a deal. he said a defeat would be disastrous for the eu and the u.k. and a gift who want to divide the european union. an 18 page draft and conclusion document is floating a