turn this case upside down. here is keith morrison with the vow. >> two tenacious daughters made a promise to their mother and were hoping to keep it. but now, it was up 12 other people, a jury. were you in the court when the verdict was read? >> yes. >> tell me about that. >> what a huge relief to hear those words, "we, the jury, find ken wakisaka guilty of murder in the second degree. " it was amazing. ken was -- well, surprised would be an understatement. >> i didn't expect this at all. >> but these two? >> i was a really happy girl. you know, i'm like -- the system worked. you know, it worked. >> ken, who still maintained his innocence, was sentenced to life in prison. and that would be it, end of story. except -- coincidence is such a strange and powerful thing, isn't it? it's a curious story the way