Andrew Painter officially promoted to Triple-A, set to pitch this week

Andrew Painter is the top prospect in the Phillies organization. (Cheryl Pursell)
Andrew Painter is officially one step away from the big leagues.The Phillies transferred the top prospect from Single-A Clearwater to Triple-A Lehigh Valley, the IronPigs announced Tuesday. He’s slated to start on Thursday at Coca-Cola Park as he works his way toward a potential major-league debut this summer.Painter, 22, is in his first season back after undergoing Tommy John surgery on his pitching elbow i