BOSTON -- Los Angeles Clippers coach Doc Rivers said Tuesday that 38-year-old Paul Pierce remains on the fence about returning for his 19th season but believes Pierce has something left in the tank. "Depends on the day I talk to him. Paul has had the summer, he's gone back and forth," Rivers said while back in Boston to host the annual ABCD Hoops Dream fundraiser at TD Garden. "I think he has a right to do that. I really do. "Paul didn't have the best year last year. I don't think he wants to go out that way. So I think that's why he's working to try to come back. But he still may change his mind next week. So we just have to wait. I told him if I see him at training camp, I'm assuming he's playing." Rivers plans to talk with Pierce again this week but does not expect an answer until training camp draws closer. Rivers said he would be brutally honest with Pierce if he didn't think Pierce was capable of helping the Clippers next season. "If I don't think they can...