People gather at the site of a car bomb blast at a bus station in Baghdad
People gather at the site of a car bomb blast at a bus station in Baghdad's Al-Mashtal district, October 27, 2013. Ten cars rigged with explosives blew up in predominantly Shi'ite Muslim areas in and around Baghdad on Sunday, and a suicide bomber attacked soldiers queuing up for their pay in northern Iraq, killing 49 people in total, police said. REUTERS/Thaier Al-Sudani (IRAQCIVIL LAW - Tags: CIVIL UNREST CRIME LAW)
People gather at the site of a car bomb blast at a bus station in Baghdad
People gather at the site of a car bomb blast at a bus station in Baghdad's Al-Mashtal district, October 27, 2013. Ten cars rigged with explosives blew up in predominantly Shi'ite Muslim areas in and around Baghdad on Sunday, and a suicide bomber attacked soldiers queuing up for their pay in northern Iraq, killing 49 people in total, police said. REUTERS/Thaier Al-Sudani (IRAQCIVIL LAW - Tags: CIVIL UNREST CRIME LAW)
Man walks past near the site of a car bomb explosion at a bus station in Baghdad
A man walks past near the site of a car bomb explosion at a bus station in Baghdad's Al-Mashtal district, October 27, 2013. Ten cars rigged with explosives blew up in predominantly Shi'ite Muslim areas in and around Baghdad on Sunday, and a suicide bomber attacked soldiers queuing up for their pay in northern Iraq, killing 49 people in total, police said. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST CRIME LAW)
Men look at the site of a car bomb explosion at a bus station in Baghdad
Men look at the site of a car bomb explosion at a bus station in Baghdad's Al-Mashtal district, October 27, 2013. Ten cars rigged with explosives blew up in predominantly Shi'ite Muslim areas in and around Baghdad on Sunday, and a suicide bomber attacked soldiers queuing up for their pay in northern Iraq, killing 49 people in total, police said. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST CRIME LAW)
Municipal worker clears the scene of a car bomb blast in Baghdad
A municipal worker clears the scene of a car bomb blast in Baghdad's al-Shaab district, October 27, 2013. Ten car bombs exploded across Baghdad province early on Sunday, killing at least 37 people, police and medics said. Ten cars rigged with explosives blew up in predominantly Shi'ite Muslim areas in and around Baghdad on Sunday, and a suicide bomber attacked soldiers queuing up for their pay in northern Iraq, killing 49 people in total, police said. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST CRIME LAW)
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)