Recent MLB News Jason Castro (C)  HOU Castro (foot) is on track to be ready for the start of spring training, the Astros' official site reports. Barry Zito (P)  SF Giants manager Bruce Bochy said that the No. 5 starter spot is Zito's lose, Andrew Baggarly of the San Jose Mercury News reports. Jeff Niemann (P)  TB Niemann was defeated in his salary arbitration hearing that took place Friday, the AP reports. Melky Cabrera (OF)  SF Giants manager Bruce Bochy is considering Cabrera in the leadoff and No. 3 spots in the order, Henry Schulman of the San Francisco Chronicle reports. Pablo Sandoval (3B)  SF Sandoval has reportedly gained 25 pounds this offseason, Andrew Baggarly of the San Jose Mercury News reports. Matt Belisle (P)  COL The Rockies and Belisle agreed to a one-year deal Friday, The Sports Xchange reports. Aubrey Huff (1B)  SF Giants manager Bruce Bochy said that first base has no clear incumbent going into spring training, Andrew Baggarly of the San Jose Mercury News reports. More...