With about a third of the baseball season over and fans calling for general manager Jim Hendry's job, the Chicago Cubs are battling the Houston Astros for the fewest wins in the National League.Cubs brass will claim injuries have caused the poor play. It's more likely that poor planning, managing and abysmal fundamentals are the real issues though. The Cubs have the worst fielding percentage in all of baseball, are last in walks and last in quality starts.Fielding—not swinging at bad pitches—and starters going deep enough in games to keep the team in it are pretty basic rules to winning ...