Baseball is the ultimate marathon, and sample size means everything in a sport where you play 162 games. But more than a month into the season, there are some surprising trends concerning Albert Pujols (left), Bobby Valentine's Red Sox, Derek Jeter, and others. Some trends have been precipitated by specific events, while others no one could have seen coming. Here's a look at some of the most unexpected developments in the early part of the major league baseball season.