Noor Abdalla’s First Month of Motherhood With her husband, Mahmoud Khalil, locked in a detention center, the dentist is suddenly a single parent.

When Noor Abdalla came home from the hospital last month, she put the car seat carrying her newborn on the kitchen floor and burst into tears. “I walked into the house by myself with this beautiful baby, and I think it just kind of hit me,” she says, sitting on a gray sectional in her Morningside Heights apartment. “I have to do this alone.” Her voice cracks, and she reaches for a Kleenex to dab at her eyes. “I think I’m doing so well, until people start to ask me questions.” It’s late May, and her baby, Deen, is napping...