Two Chevron wells, state-oil pipelines targeted, group says Country’s oil output in May was lowest in almost 30 years: IEA Niger Delta Avengers, a militant group operating in Nigeria’s southern oil-producing region, said it attacked five crude-pumping facilities overnight Sunday, dealing a blow to the government’s effort to enforce a cease-fire. The targets included Chevron Corp.’s oil wells 7 and 8 and three trunk lines belonging to Nigerian Petroleum Development Corp., the exploration unit of the state oil company, according to tweets from an account claiming to represent the militants. The Twitter account hasn’t been verified. “As a matter of long-standing policy, we do not comment on the safety and security of our personnel and operations,” Isabel Ordonez, a Chevron spokeswoman based in Houston, said in an e-mailed response to a request for comment. Garba Deen Muhammad, the spokesman of the state-owned Nigerian National Petroleum Corp., didn’t answer two […]