The Giants and A's got some bad news on the injury front: Jerar Encarnacion was put on the shelf for 4 to 5 weeks with a hairline fracture of his glove hand ring finger, a blow to the Giants middle of the lineup. And starting second baseman Zack Gelof's hand injury may be worse than the A's thought originally. What this all means as the two teams prepare to break camp and head into the regular season.