BORN. To Margaret Larson, 34, news anchor for NBC's Today show, and Tim Larson, a free-lance producer: their first child, a son; in New York City. Name: Kyle Benjamin. Weight: 8 lbs. 4 oz. Quipped late-night comic Jay Leno, after noting that Today anchors Jane Pauley, Deborah Norville and Katie Couric all preceded Larson to the maternity ward: "Don't you think it's time somebody started keeping an eye on that Willard Scott guy?"