Chevron is evaluating a potential bid for Lukoil assets placed under pressure following recent U.S. sanctions, according to an exclusive report from Reuters, adding another major Western operator to the group reviewing opportunities created by Russia’s forced divestments. The review covers a range of refining, fuel-marketing and upstream positions once held by Lukoil across Europe, the Middle East and Mexico. Several international firms are analyzing the portfolio after Washington tightened measures on Rosneft and Lukoil last…