on the jury and said one holdout in particular was responsible for the stalemate. >> he started pounding on the door saying he wanted out of there. we were in tears, a lot of us, because we knew that we were up against a wall, that nothing else could be done with this person. >> after weeks of testimony and three full days of deliberations, the seth techel murder trial came to a sudden -- the judge declared a hung jury. punch to the gut? >> i never had one in 30 years. >> reporter: prosecutors immediately decided to retry the case. it had been 10-2 for conviction. >> of course we're disappointed. >> reporter: the caldwells had lost a daughter and sister, and now they couldn't even get the closure they desperately wanted. and they'd have to do it all over again. >> hard to know that you're going to have to endure another