Randy Hawkins

• Exclusive-US refiner Valero to import up to 6.5 million barrels of Venezuelan crude in March, sources say - By Nicole Jao, Shariq Khan, Marianna Parraga and Arathy Somasekhar NEW YORK, Feb 13 (Reuters) - Valero Energy is set to buy up to 6.5 million barrels of Venezuelan crude in March bound for its Gulf