NEW YORK/LONDON, (Reuters) – Nexen Petroleum, a unit of China’s CNOOC Ltd, plans to exit the United States, divesting its stake in giant oil and gas developments in the Gulf of Mexico as trade tensions between two countries mount, three people familiar with the plan t…

Nexen Petroleum, a unit of China's CNOOC Ltd , plans to exit the United States, divesting its stake in giant oil and gas developments in the Gulf of Mexico as trade tensions between two countries mount, three people familiar with the plan told Reuters on Wednesday.Nexen has not d…