<p>Gunmen have kidnapped four Chinese workers from a quarry site in southern Nigeria and shot dead their police guard, police said Wednesday.</p>.<p>Abductions for ransom are common in southern Nigeria where foreigners and prominent citizens are regularly targeted.</p>.<p>"I can confirm to you that four Chinese workers were abducted last night by unknown gunmen," Cross River state police spokeswoman Irene Ugbo told AFP.</p>.<p>She added that a police sergeant guarding the foreigners was shot dead by the attackers and that officers were searching for the kidnappers.</p>.<p>The police could not immediately say the motive for the abduction.</p>.<p>Local community leader Dominic Akpan said there were six attackers armed with Kalashnikov rifles.</p>.<p>"They shot into the air while one aimed at the police, killed him and collected his gun before going for the Chinese (workers)," he told AFP.</p>.<p>Victims of kidnappings are often released unhurt after ransom payments.</p>.<p>Police rarely confirm such payments.</p>
<p>Gunmen have kidnapped four Chinese workers from a quarry site in southern Nigeria and shot dead their police guard, police said Wednesday.</p>.<p>Abductions for ransom are common in southern Nigeria where foreigners and prominent citizens are regularly targeted.</p>.<p>"I can confirm to you that four Chinese workers were abducted last night by unknown gunmen," Cross River state police spokeswoman Irene Ugbo told AFP.</p>.<p>She added that a police sergeant guarding the foreigners was shot dead by the attackers and that officers were searching for the kidnappers.</p>.<p>The police could not immediately say the motive for the abduction.</p>.<p>Local community leader Dominic Akpan said there were six attackers armed with Kalashnikov rifles.</p>.<p>"They shot into the air while one aimed at the police, killed him and collected his gun before going for the Chinese (workers)," he told AFP.</p>.<p>Victims of kidnappings are often released unhurt after ransom payments.</p>.<p>Police rarely confirm such payments.</p>