At 4 a.m. on March 25, 29-year-old Crystal Gail Amerson awoke with a searing pain in her abdomen. With her fiancé, Brian Westerfield, sleeping beside her, she thought about the Chinese food they’d eaten the night before. Perhaps she was having a reaction to the General Tso’s chicken? But as minutes turned to hours and the pain got worse, it finally hit her: This wasn’t food poisoning, these were labor contractions. It’s a startling revelation for anyone, but especially a woman who has been unaware — until this moment — that she’s pregnant.