Indiana Pacers G/F Jonathan Bender, has been diligent in his rehab from an injured right knee and reckons that he will return by the end of the month.

According to a league source though, Bender, 23, who has missed most of the past three seasons with a variety of injuries, has Pacers officials worried about his long-term health and whether his knees ever will be able to hold up for a whole season.