Three years after a major oil spill in the Niger Delta, Shell still hasn't cleaned up its mess.<br /><br />The company finally admitted legal liability last month, but restitution negotiations could drag on. Shell is blaming delays on the country's "security situation".<br /><br />Amnesty International rejects that claim and has been campaigning on behalf of locals devastated by the spill for proper compensation.<br /><br />Al Jazeera's Andrew Simmons reports.
