ROME, May 5 (Reuters) - Italian oil giant ENI <ENI.MI> said there was no confirmation of an attack against any of its plants in Nigeria after security sources reported an attack at the 200,000 barrel a day Brass crude oil export terminal. "At the moment there is no confirmation of attacks against our plants in Nigeria," a spokesperson for the company said. ENI controls Agip, which operates the Brass terminal in Nigeria.
