PITTSBURGH >> Corey Dickerson celebrated his first game-ending home run in the major leagues. Twice.Dickerson's disputed one-out drive in the ninth inning that lifted the Pittsburgh Pirates over the Detroit Tigers 1-0 Thursday.PHOTO GALLERYHe sent an 0-1 slider from Alex Wilson (0-1) just over the 21-foot-high wall in right field, at first standing at the plate and watching the drive before starting to jog up the first-base line.