Robert Durst Mumbling News Today

Documentary. miguel marquez has more. >> reporter: robert durst mumbling to himself in the bathroom seemingly admitting to murder. >> killed them all. of course. >> reporter: all of them could be a reference to the death or disappearance of three people close to durstment the son of a multimillionaire real estate magnate. first his young wife kaeth disappeared in 1982 after arguing with durst. her body never found. when investigators reopened the case in 2000 and requested an interview with durs...