With the ink still wet on Mikki Moore's deal, the Celtics don't sound like they're done. From Steve Bulpett: (http://www.bostonherald.com/sports/basketball/celtics/view/2009_02_24_Stephon_Marbury_closer_to_Green/) Stephon Marbury could soon become the newest member of the Marc Spears also has a take on it: (http://www.boston.com/sports/basketball/celtics/extras/celtics_blog/2009/02/marbury_to_celt.html)The Knicks and Stephon Marbury have reached agreement on a buyout of the guard's contract and could announce the agreement as soon as today, according to an NBA source. After Marbury clears waivers and becomes a free agent, the Celtics are a front-runner to sign him, the source said. With a salary for this season over $20 milllion, Marbury is expected to clear waivers without a problem.Marbury has expressed interest in joining the Celtics. An NBA source said the Celtics are strongly interested signing the two-time All-Star and will likely offer a contract to him to fill their final vacant roster spot once he becomes a free agent. Boston filled its 14th roster spot by signing forward-center Mikki Moore today. Celtics president Danny Ainge said today that now with Moore signed, the team was focusing on signing a combo-guard or wing player.ESPN is also reporting it. (http://sports.espn.go.com/nba/news/story?id=3931801)