Woman sleeps as she waits to vote in front of a polling station in a school during a referendum in the town of Abyei
A woman sleeps as she waits to vote in front of a polling station in a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS)
A girl looks at a polling station located at a school during a referendum in the town of Abyei
A girl looks at a polling station located at a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS TPX IMAGES OF THE DAY)
A girl looks at a polling station located at a school during a referendum in the town of Abyei
A girl looks at a polling station located at a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS)
Men wait to vote in front of a polling station during a referendum in the town of Abyei
Men wait to vote in front of a polling station located in a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS TPX IMAGES OF THE DAY)
Men wait to vote in front of a polling station during a referendum in the town of Abyei
Men wait to vote in front of a polling station located at a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS)
Women wait to vote in front of a polling station during a referendum in the town of Abyei
Women wait to vote in front of a polling station located at a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS TPX IMAGES OF THE DAY)
A man waits inside a mosquito tent in a school to vote near a polling station during a referendum in the town of Abyei
A man waits inside a mosquito tent in a school to vote near a polling station during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS)
Men wait to vote in front of a polling station during a referendum in the town of Abyei
Men wait to vote in front of a polling station located in a school during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS)
A voting box is pictured at a polling station before it is opened for voters during a referendum in the town of Abyei
A voting box is pictured at a polling station which is located in a school, before it is opened for voters during a referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS)
A man walks with his cows during a referendum in the town of Abyei
A man walks with his cows as he wears a T-shirt reading: "Abyei referendum" during the referendum in the town of Abyei October 27, 2013. Residents of the remote and disputed Abyei border region pressed ahead with their own referendum on whether to join Sudan or South Sudan, despite warnings it could trigger violence in the volatile area. REUTERS/Goran Tomasevic (ABYEI - Tags: CIVIL UNREST POLITICS ELECTIONS ANIMALS)