a jury has been sitting by day after day in an l.a. courtroom listening to the lawyers battling over michael jackson and whether somebody needs to pay for his tragic death. somebody being blamed is the company that set up a block buster concert tour a. tour in which jackson would never even grace the stage. jackson's family claims the ting king of pop died because the tour company hired a doctor who did everything and anything to make him well enough to perform a break neck schedule. the company, aeg, says jackson was the master of his own plan and the one who hired the doctor. cnn just obtained an exclusive video that the jurors have now seen for the first time. it's the deposition of that ceo from back in december. on the video, he is repeatedly asked about an e-mail he wrote, basically, warning the concert organizers that jackson's personal doctor better shape up. as john berman reports, the ceo's answers or lack thereof, the jury actually burst out laughing. >> reporter: a...