The Arizona Diamondbacks scored a decisive knockout of TimLincecum Saturday night, and in the process, may have put thedefending World Series champion Giants down for the count in2011. The Diamondbacks didn't just strike a severe mathematical blowto the Giants with a 7-2 victory atAT&T Park. They also landed a heavy psychological one byscoring in four consecutive innings against San Francisco's ace andsending him to the showers with nobody out in the top of the sixthinning after ringing back-to-back doubles. While it may still be a bit early to start calculating magicnumbers for Arizona to win the NL West for the record, it's now 18Kirk Gibson's team can now take comfort that it'll leave the BayArea Sunday with at least a five-game division lead and possiblyseven wi