MSF warns of 'rapidly spreading' outbreak as cholera kills 31 in Ethiopia / MSF halts operations in camp in Sudan's Darfur region as violence rages / MSF slams EU for inhumane immigration policies / Red Cross, MSF urge unhindered aid access to flood-hit and freezing Gaza / More public support needed for MSF life-saving relief efforts in war-torn regions / MSF cites police violence as operations suspended in Haitian capital / 'Catastrophic toll' as Sudan's warring sides refuse to budge: MSF / A third of those wounded in Sudan conflict are women or young children, MSF says / 'Deeply alarming': sevenfold increase in sexual attacks in Darien Gap, says MSF