1.   Guerrilla groups have systematically blown up oil pipelines, kidnapped oil workers and sought and received money from some companies in the oil sector in exchange for protection.

2.   Their bodies were found yesterday, one day after the workers were kidnapped, the company said.

3.   They kidnapped foreign aid workers and stalled at the peace table.

4.   Youth gangs have kidnaped oil workers and sabotaged production, which has cost Nigeria billions of dollars.

5.   A British oil worker has been kidnapped in Nigeria, Press Association reported Thursday.

6.   Also Saturday, gunmen kidnapped four workers at a construction site in the republic of North Ossetia, which borders Chechnya.

7.   Armed bands of youths demanding compensation for alleged pollution and land exploitation from oil companies regularly kidnap workers and sabotage facilities in a bid to extort ransom money.

8.   Delta residents have periodically seized oil installations and kidnapped oil workers to call attention to their miserable living conditions.

9.   Fighters of the Kosovo Liberation Army took over about half of a coal-mining compound and kidnapped four workers, witnesses said Sunday.

10.   Five aid workers are kidnapped in Somaliland.