US gasoline strengthens ahead of Memorial Day weekend

US gasoline flat prices strengthened May 27 on rising RBOB futures ahead of the long Memorial Day holiday weekend as outright prices across the Midwest surged to new records on increased demand. Wolverine Pipeline CBOB was heard trading 9.25 cents higher at NYMEX July RBOB minus 3 cents/gal, and Buckeye Complex and Generic Pipeline remained flat to Wolverine Pipeline. A…