mr. lubahn, if you had murdered her, you would tell us today that you did? the stand today? >> yes. >> do you think that statement is believable? >> i think so. >> i'm done. >> of course, believability was a question for the jury to decide. and decided they did. though as you'll see, that was in the end of the story. not by a mile. >> coming up -- a final push for the truth. >> please, for your family, for your kids, tell us what happened. >> when "dateline" continues. but i'm protected with arexvy. arexvy is a vaccine used to prevent lower respiratory disease from rsv in people 60 years and older. rsv can be serious for those over 60, including those with asthma, diabetes, copd, and certain other conditions. but i'm protected. arexvy is proven to be over 82% effective in preventing lower respiratory disease from rsv and over 94% effective in those with these health conditions. arexvy does not protect everyone and is not for those with severe allergic reactions to its ingredients. those with weakened immune systems may have a lower response to the vaccine. t