>> what we have is an apparent pattern in oregon and possibly other parts of the country where saudi defendants in the u.s. facing serious criminal charges have managed to flee the u.s., likely with the help of the saudi government in many of these cases. >> his 2016 hit and run case is far from the only one. a total of 17, across eight states and canada, were identified by oregonian. >> all of them have disappeared. a handful of them have been confirmed to be back in saudi arabia. the precise whereabouts of many of the defendants, even the ones who are supposedly back in saudi arabia is unknown. >> the earliest case is from 19 1988. this man caused a car crash and left a 79-year-old woman dead. days before his trial, saudi embassy paid his $25,000 bail.