Terrifying on Instagram: "On the day his wife, Shannan Watts, shared the news of her pregnancy with their third child, Chris Watts’s reaction was captured on a home video. In the clip, Shannan presents him with a positive pregnancy test and a “Best Dad” onesie. Watts responds with a subdued, “Seriously?” and a forced smile before briefly embracing her. In hindsight, viewers and investigators have scrutinized this moment, noting his lack of authentic joy and the strained body language that seemed