The number of cholera victims in CitÈ Soleil, a slum of Port-au-Prince, is increasing day by day exponentially, according to a doctor of Doctors Without Borders.///Jean-Pierre Britus and Janette Jackson carry their mother in a wheelbarrow, Kernilis St Jean, who suffered from cholera, to the nearest hospital, in the slum of Cite Soleil in Port-au-Prince.