A chaotic evacuation in the besieged city of Homs.<br/> <br />A United Nations convoy is there to help Syrian residents evacuate as part of a UN-brokered deal.<br/> <br />But despite a ceasefire, the threat of sniper fire still looms.<br/> <br />Reuters cannot independently verify the video, which was obtained from a social media website.<br/> <br />Hundreds lined up, taking only what they could carry.<br/> <br />In Switzerland, a spokeswoman for the UN High Commissioner for Refugees says some evacuees are being questioned by Syrian authorities.<br/> <br />(SOUNDBITE) (English) UNHCR SPOKESWOMAN MELISSA FLEMING SAYING:<br/> <br />"These are men and they are being questioned by authorities in the presence of UNHCR and UNICEF in a school on the outskirts of Homs."<br/> <br />The spokeswoman added that the agency's main concern was helping civilians out of the city.<br/> <br />(SOUNDBITE) (English) UNHCR SPOKESWOMAN MELISSA FLEMING SAYING:<br/> <br />"We are trying to make sure that all civilians who want to get out of Homs can get out a
