Wainwright keeps hitters guessing
Updated: September 19, 2009, 10:32 PM ETSpecial to ESPN.com
Editor's note: Inside Edge is a professional scouting service that supplies reports and tools regularly used by major league teams. The following look ahead is based on its scouting data. To get Inside Edge's Three Things to Watch for Sunday's games, including a breakdown of the Carlos Zambrano-Adam Wainwright matchup, you must be an ESPN Insider.