Cameron Diaz kicked off the weekend with a big announcement – she and her husband, Benjamin Madden, have welcomed their second child. But the news led to strong reactions, both positive and negative, shared on social media. While Cameron Diaz and Benjamin Madden won’t be sharing any pictures to protect the identity of their newborn son, netizens focused on another aspect of the situation. Surrogacy, and Diaz’s age, became the main topics of conversation. Social media users were baffled as to why Diaz would want to add a newborn to the family at her age. “Who the heck wants to become a parent a…