After multiple days of searching for the missing California teen, police finally make a devastating discovery in Borrego Park. One of the case investigators takes MattGutmanABC back to the scene, and in an exclusive 20/20 interview, Blaze’s sister recalls learning the tragic news. Stream 20/20 “The Last Text” full episode on Hulu. #BlazeBernstein #MissingPersonCase #TrueCrime #Investigation