Add Yahoo as a preferred source to see more of our stories on Google. The Middle East is in the grip of an "unprecedented" catastrophe that could "spin out of control", the World Health Organisation has warned, as the US, Iran and Israel unleash their heaviest exchange of fire since the war erupted.

A pregnant woman and medical workers discuss the war-torn North African country. Walking 25 miles surrounded by armed guards, Nadra Ahmed was seven months pregnant when she was beaten in the leg by a member of the Rapid Support Forces (RSF) in Sudan.