By David Kay, Walter Football.com After watching their two toughest competitors in the Eastern Conference make major splashes in the offseason, the Celtics put the full-court press on the free agent they wanted. The C's sent their "Boston Three Party" as well as head coach Doc Rivers to woo Piston free agent big man Rasheed Wallace. If you are a veteran on the downside of … [Read more...] about Celtics Sign Rasheed Wallace