Samira Youssef of Eritrea, 20, screams as her husband, Iraqi Hesham Faleh stands atop a telecommunications antenna hoisting a Canadian flag at the United Nations refugee agency (UNHCR) in Khartoum, May 6, 2007, to protest against the agency's refusal to send him to Canada. He stepped down after more than 13 hours and turned himself over to Sudanese police, witnesses said.