0001181431-08-034785 8-K 2 20080528 7.01 9.01 20080528 20080528 NuStar Energy L.P. 0001110805 4610 742956831 DE 1231 8-K 34 001-16417 08862796 2330 NORTH LOOP 1604 WEST SAN ANTONIO TX 78248 2109182000 2330 NORTH LOOP 1604 WEST SAN ANTONIO TX 78248 VALERO L P 20020110 SHAMROCK LOGISTICS LP 20000331 8-K 1 rrd208654.htm FORM 8-K EX-99.1 2 rrd208654_24598.htm PRESS RELEASE DATED MAY 28, 2008