Boston Red Sox pitcher Kutter Crawford took a positive step forward on Friday as he battles back from knee soreness. Crawford was back on the bullpen mounds at

Boston Red Sox right-hander Kutter Crawford still is dealing with discomfort in the patellar tendon in his right knee, a situation that has plagued him since early last season.

Boston Red Sox pitcher Kutter Crawford expects to be a pivotal contributor as either a starter or reliever. Unfortunately for the Red Sox, a lingering knee injury could derail Crawford’s season before it begins.