Pakistani police officials say gunmen kidnapped a Polish engineer in northern Pakistan Sunday and killed three Pakistanis during the abduction.
Authorities say the kidnapping took place in the Attock district of the Punjab province.
Officials say the kidnapped Pole worked for Geofizyka Krakow, an oil company.
It was not immediately clear if the kidnappers planned to seek a ransom or make political demands in return for his release. No one has claimed responsibility for the kidnapping or the killings.
Some information for this report was provided by AFP and AP.