Jessica Biel and Justin Timberlake have secretly welcomed their second child.Brian McKnight told Hollywood Life on Friday, July 31, that the “Can’t Stop the Feeling” singer, 39, recently “had a new baby.” Biel, 38, has not posted any full-length photos of herself via social media since her birthday celebration in March.Timberlake and the Sinner star — who tied the knot in 2012 — are also the parents of their 5-year-old son, Silas.