Shell records disclosed in a UK court case show the company kept a major Nigerian pipeline running despite warnings that oil theft was causing spills across the Niger Delta.

NEW REPORT: Shell documents reveal broken rules, failing infrastructure and unresolved clean-up costs leaving communities in Nigeria to pay the price.

ABUJA, July 29 — Shell executives knew oil thieves were tapping pipelines but declined to shut them down in order to preserve profits, a report from Amnesty International and a...