• In this March 28, 2015, file photo, former U.S. Rep. Joe Sestak passes a sign marking the Pennsylvania-Ohio state border as he completes his "Walking In Other Pennsylvanian's Shoes" walking tour across Pennsylvania in Ohioville, Pa. Sestak, 64, is one of four candidates campaigning for the Democratic nomination for U.S. Senate in Pennsylvania's primary on Tuesday, April 26, 2016, seeking to challenge Republican incumbent U.S. Sen. Pat Toomey's bid for re-election. (AP Photo/Keith Srakocic, File)

    Party spurns US Senate candidate who almost won in 2010

    HARRISBURG, Pa. (AP) — Democrat Joe Sestak came tantalizingly close to winning a seat in the U.S. Senate six years ago and is hoping Tuesday to secure a rematch, but the party establishment wants nothing to do with him, pouring millions into the campaign of his chief rival.