Cubs name minor-league coordinators

The Cubs on Tuesday announced their minor-league coordinators for 2008, highlighted by the return of five instructors from last season.

• Dave Bialas returns as the minor-league field coordinator for the sixth consecutive season and his 14th year in the organization.

• Bobby Dickerson begins his third season as infield and bunting coordinator after managing at Double-A West Tenn in the Cubs' minor-league system the previous four seasons from 2002-2005.

• Bob Dernier returns for his second season as outfield and baserunning coordinator.

• Dave Keller continues his duties as hitting coordinator for the fifth straight year.

• Casey Kopitzke returns as catching coordinator for the second consecutive season.

• Carmelo Martinez enters his 11th season in the organization, and his first as Latin American field coordinator.

• Mark Riggins begins his first season as pitching coordinator after handling the same duty with St. Louis the past 12 seasons.