AUTHORITIES ARE TRYING TO FIGURE OUT WHAT CAUSED A RAIL RUNNER TRAIN TO DERAIL EARLY THURSDAY MORNING AT THE SANTA FE DEPOT. SPOKESWOMAN AUGUSTA MEYERS SAYS NO ONE WAS HURT. SHE SAYS THERE WERE NO PASSENGERS ON THE TRAIN. MEYERS SAYS BOARDINGS HAD TO BE MOVED TO A SLIGHTLY DIFFERENT LOCATION. SHE SAYS THE PROBLEM WAS APPARENTLY WITH THE TRACK, NOT THE TRAIN ITSELF.