Actress, 37, Welcomes First Child

YouTube Screenshot/A24 Elizabeth Olsen, 37, and her husband, Robbie Arnett, 34, have been spotted out with their first child. Photos obtained by Page Six show the WandaVision star and Milo Greene frontman taking a stroll in Los Angeles on Saturday, with Olsen carrying a baby strapped to her chest. Neither Olsen nor Arnett has confirmed the birth, but the photos come after the actress was spotted with a visible baby bump in June, effectively revealing that she was expecting her first child.…