Houston Astros defeat Chicago Cubs, 7-3

Carlos Silva already has been more successful than he or the Cubs could have imagined.

But the veteran finds himself like many of the young pitchers on the staff, trying to use the final three weeks as a springboard to 2011.

Silva missed more than a month after experiencing an irregular heartbeat in his Aug. 1 start at Colorado. His first start since then came Tuesday. The results were mixed in a 7-3 loss, but with Silva feeling healthy.

''I feel really good,'' he sa...