Halliburton Destroyed Key Oil Spill Evidence

BP in a high-stakes court filing on Monday accused Halliburton of destroying damaging evidence about the quality of its cement slurry that went into drilling the oil well that blew out last year and caused the nation's worst offshore oil spill.

BP in a high-stakes court filing on Monday accused Halliburton of destroying damaging evidence about the quality of its cement slurry that went into drilling the oil well that blew out last year and caused the nation's worst offshore oil spill.