The St. Louis Cardinals are having a lot of early success this season despite engaging in a rebuild for the first time in over three decades. Gone are Sonny Gray, Willson Contreras, Nolan Arenado and Brendan Donovan, but that hasn't stopped the Cardinals from winning and proving some of their doubters wrong. In fact, St. Louis is only one game back of first place in the National League Central entering Saturday's action. The work done by new president of baseball operations Chaim Bloom over the winter seems to be paying off. Former Cardinals insider Katie Woo shared her take on the Cardinals' rebuild and what is working with Bloom in charge. "I think Chaim Bloom is the perfect balance of tradition and also being open and promoting analytics and the new wave of baseball," Woo said.…