jealousy that was all-consuming. >> that's all for this edition of "dateline." i'm natalie morales. thank you for watching. this is dateline. we're agonizing through the last two years. initially it was panic and then it turned into torment. i was concerned that she was hurt somewhere. i felt so helpless. kelly was always there for others. >> she liked to help people that needed help. >> there for her friends, there for her country. >> this was a good fit for her. she wanted to be an officer. >> her personal life was a little more complicated. she was estranged from her husband.