Houston Chronicle: Six days a week, bumping through the scrub, oil trucks pull up to the rail stations at Muleshoe or Kermit, Dimmit or Roy, Whiteface, Seagraves or Wellman, any of the flyspeck boomtowns of the Permian Basin. By the tracks, roustabouts and railroaders meet for a transfer as old as their industries. Pumping crude into tank cars, they step back as the locomotives lurch off toward the transfer stations of BNSF and Union Pacific, the two big lines that crisscross the state on their way to Houston, where...