Actress So Yoo-jin gave birth to a baby girl, her management agency said Monday. 　  (So Yoo-jin's Instagram)　Star-J Entertainment said both the mother and her second baby were in good health, adding that So would return to work late this year or early next year. 　　So, 34, married celebrity chef Baek Jong-won, 15 years her senior, in January 2013. The two had their first child, a boy, in April last year. 　By Lim...