AFTER surviving weeks of fighting in Khartoum, Sanaa Mahmoud has finally got her family to safety in Cairo. However, she says her daughter still wakes up at night screaming because of the gunfire and airstrikes that rocked her neighbourhood. "They saw everything, the gunfire was falling on us at home ... they saw horrible scenes," said Mahmoud, speaking at a shelter in Cairo where she has found sanctuary for her two daughters. "She still screams at night and cries to me 'Why are these people coming to kill us?'" she said. Sanaa Mahmoud, a Sudanese displaced woman, and her daughters…