Sudan's Bashir defiant after Khartoum protests
Protests sparked by austerity measures. Police vow to quell the unrest " forcefully and immediately"
Sudanese refugees dying as water runs out - MSF
Medical agency warns refugee crisis near border between two Sudans is now "full blown emergency"
Refugees accuse Sudan of scorched-earth offensive
Sudanese army and civilian officials in turn accuse the rebels of using civilians as human shields and as pawns to win international sympathy