MARATHON PETROLEUM REDUCES CRUDE POSTINGS
  Marathon Petroleum Co said it reduced
  the contract price it will pay for all grades of crude oil one
  dlr a barrel, effective today.
      The decrease brings Marathon's posted price for both West
  Texas Intermediate and West Texas Sour to 16.50 dlrs a bbl. The
  South Louisiana Sweet grade of crude was reduced to 16.85 dlrs
  a bbl.
      The company last changed its crude postings on Jan 12.
  

