...+ U.S. midstream energy partnership Andeavor Logistics L.P. (ANDX) has announced it will acquire Western Refining Logistics L.P. (WNRL) in an all-equity transaction for about $1.8 billion, including Western Refining Logistics' outstanding debt. + The transaction also includes 78 million common units issued to parent Andeavor in exchange for the cancellation of the partnership's incentive distribution rights for a value of about $3.9 billion and a $60 million increase in distribution waivers by Andeavor for the period 2017-2019 to $160 million. + We are placing our ratings, including our '##+' corporate credit rating and senior unsecured issue-level rating, on Andeavor Logistics and its operating subsidiary, Tesoro Logistics Finance Corp., on CreditWatch with positive implications. + We will look to resolve the CreditWatch listing sometime in the fourth quarter of 2017, when the transaction closes. At that time, we expect to raise the rating one notch to '###-'. NEW YORK (S&P Global Ratings)...