started to get concerned. >> reporter: after they'd been out for more than five hours, the jurors filed back into court with discouraging news. they could not reach a decision. >> all this work you've put into it, and you don't have a resolution one way or the other. >> the judge gave them what -- what we generally term "the dynamite charge," which is, "you're the best jury. now, go back in there try and come up with a determination." and they went back for about an hour. >> an hour, yeah. >> for an hour, and they came back and they said there's just no way. >> with that said, i will declare a hung jury. >> you had pushed this thing for so long. did you think that's all there's ever going to be? >> right then in that right second, i just kept thinking, "oh my gosh. is he getting out? is it over?" >> reporter: fear. disappointment. exhaustion. brittany wondered what would happen next. only the prosecutor could decide. his team sat down with some of the jurors hoping to understand where the case had gone wrong. >> from what we were told by the jurors that we spoke to, they -- they did not believe for a