mar marcie gonzalez has the details. >> reporter: investigators are not saying what evidence led to the arrest. there are reports it is in part linked to what was uncovered by the filmmaker also. >> a stunning apparent confession. >> killed them all, of course. >> reporter: robert durst arrested charged in the 2000 shooting death of his friend susan berman just as the audio was about to air on the documentary serials -- seriesment -- the jinx. it investigated the his neighbor in texas in 2001. on camera for the documentary he repeatedly denied killing anyone. off camera while in the bathroom unaware that his microphone was on, the bombshell audio was recorded. it wasn't until two years later that an editor discovered and handed it over to police. lapd credited the warrant to disicial evidence that has come to light in the past year. >> we don't have that kind of power. >> reporter: the 71-year-old was taken into saturday at this new new orleans hotel where he was registered under a fake name and fake documents. the fbi believe he was flying to cuba. his attorney said he was seeking priv