Andrew Bynum said he hoped to begin running in a swimming pool later this week, the latest step in his rehabilitation from a left knee injury that has sidelined him for more than five weeks. The swelling is out of his knee and he has not had any setbacks in his recovery, although he will not return at the beginning of the timetable established by the Lakers of "at least eight weeks" from the time of the injury. Read the Rest on Bynum and Trevor updates.