Taking a chance: Cubs roll dice on rookie Samardzija

CHICAGO - This is a different time, the era of the unproven rookie reliever. Instead of trading for veteran arms, contenders, having watched the Angels catch lighting in a bottle with Francisco Rodriguez in 2002, the White Sox ride Bobby Jenks to a World Series championship in 2005, are casting their lot with hard-throwing minor leaguers. They're looking in-house - at starters, relievers, closers, whatever. No matter the age, no matter the experience. At this point of the season, any fresh, live arm will do. The Yankees did it with Joba Chamberlain. Detroit did it with Joel Zumaya. It's why the Cubs had no problem handing the ball to Jeff Samardzija. He may have lacked experience, but the talent was there. He could help - now. So they cast