This undated photo shows a Shell Oil rig in the Niger Delta, Nigeria. Nigeria's latest hostage crisis came to a peaceful end Sunday, June 4, 2006, as six Britons, one American and one Canadian held captive for two days were released unharmed, looking tired, but in good health. A group of unidentified militants from southeastern Bayesla state who were demanding jobs and money kidnapped the expatriates Friday from an offshore oil platform operated by Dolphin Drilling Ltd. (AP Photo/Shell Oil)