LONDON -- San Francisco 49ers general manager Trent Baalke echoed the thoughts of coach Jim Harbaugh when he said the team hopes troubled pass-rusher Aldon Smith returns this season.Smith entered an alcohol treatment center 32 days ago. Sunday, Harbaugh said the reports on Smith were positive and that he was hopeful Smith can return this season."I support what Jim said," Baalke said. "Obviously, we are hopeful, but we are prepared for either outcome.