Helm , who played only one game last season , said he was encouraged with the progress he 's making in recovering from a lingering back injury .
Is n't prepared to put a timetable on Helm 's return just yet .
Helm , who played only one game last season , said he was encouraged with the progress he 's making in recovering from a lingering back injury , but is n't prepared to put a timetable on his return just yet .