The Twins made their first cuts Thursday morning, sending pitcher Scott Diamond and eight others to their minor-league camp. Diamond was with the Twins for a part of last season and was seen as having a chance to make the team.Others sent down were right-handed pitchers Deolis Guerra and Lester Oliveros, left-handed pitcher Tyler Robertson and outfielders Darin Mastroianni and Oswaldo Arcia. Nonrostered pitcher Aaron Thompson, infielder Steve Pearce and catcher Danny Rams were also sent to the minor-league complex