Perry walks fine line of following, leading For better or worse, Bush comparisons are inevitable 07/29/2002 By CHRISTY HOPPE / The Dallas Morning News AUSTIN - Sometimes, men toil in the shadows of giants, predecessors who loom as large as redwoods. For Rick Perry, the shadow is cast by a Bush. And he knows it. The Republican governor tells the story of 3,500 elated fans who filled a baseball stadium to celebrate the University of Texas' national championship last month. He was surrounded by success, sitting in the third-base dugout with Longhorn coach Augie Garrido and retired coaching legend...