Everythings changed like instantly. Its weird. Brittanys essentially speaking from the grave. You could see the emotions that she went through. Could she point police to her killer. Im in shock and scared to death. I look once and just in a flash your life just changed. Deadly circumstances. Hello and welcome to dateline extra. Im craig melvin. Brittany eldridge had fallen head over heels for someone in her office. But there was a problem, she was married to another man. Things became even more complicated for brittany when she got pregnant. Then just a couple of weeks from her due date the expectant mother was a noshow for work. At first concerned coworkers thought she had gone into labor. But nothing could prepare them if the terrifying truth soon to be revealed. Heres andrea canning. Imagine all of your phone conversations being recorded for posterity. How would you feel . What secrets would they tell . Why are you talking like youre trying to hide something . This story begins here