Four aid workers with the French based charity Medecins sans Frontieres have been released and are now in the Sudanese capital Khartoum.They include Canadian nurse Laura Archer who was picked up by local bandits in Darfur along with Italian Mauro D’Ascanio and French man Raphael Meonier. A Sudanese national was also kidnapped on Wednesday and released The joy on their faces was clear to see and they spoke of their relief at freedom after 3 days captivity. Italian medic Mauro d’Ascanio said: “Thankyou very much to all the people who made the efforts to have us released in time. Yes thanks to all these people who helped us” The four were part of the Belgian section of Medecins working in Darfu in the west of Sudan. It is one of the few charities not thrown out of Sudan by the President who recently accused aid workers of spying and giving evidence to the International Court which has accused him of war crimes. The medics were providing vital help to thousands of refugees from the war raging in Darfur.