In Nigeria, gunmen killed at least 14 churchgoers returning from a midnight service in the country's Rivers State yesterday. Police sources said, the shooting took place in the town of Omoku. <br/>'<br/>The sources said, 12 who sustained gunshot wounds were rushed to a hospital and are receiving medical attention. Police has launched a manhunt for the gunmen. Rivers State, a region blighted by poverty despite a wealth of oil, is home to several powerful gangs that often engage in violent turf wars.<br/><br/>