The Bucks today signed point guard Tyronn Lue and power forward Malik Allen to contracts, helping to bolster the team's bench. Both players took physicals and signed contracts this afternoon at the Bucks' Cousins Center training facility.The 6-foot Lue, who has played 10 pro seasons, will serve as the backup to guard Mo Williams. Lue played for both Atlanta and Dallas last season and was part of the Mavericks' post-season roster.