Getty After trading reliever Matt Strahm due to clubhouse concerns, Rob Thomson must take the next steps to finalize his roster. The Philadelphia Phillie s are off to a worse-than-expected 8-12 start. In a good National League East division, this is just something Philadelphia cannot afford. Part of the struggles the Phillies are having stems from their pitching. The Phillies have given up 109 runs, scoring just 73 through 20 games. A lot of that falls on starting pitcher Taijuan Walker, who