DETROIT - Shutout for the second straight game by the San Francisco Giants and on the brink of being swept from the World Series, the defiant Detroit Tigers rolled out every cliché in the sporting book of comebacks on Saturday. From every corner of the Tigers locker room, stunned players searched for words to explain how they had stumbled into a 3-0 hole in the best-of-seven series and when they could not offer up an explanation fell back on the time-worn classics, including "it's never over, until it's over. ...