Boston Red Sox starting pitcher Tanner Hock (forearm) participated in a bullpen session on Sunday and is expected to face hitters soon. The 24-year-old has been out of commission since being shut down in May because of a flexor strain. However, Houck has appeared sparingly for the big club this season, compiling a 0-2 record and a 4.35 ERA throughout three games (two starts). Even when the righty does make it back, he likely won't make an immediate fantasy impact due to his lack of a stable role...