CHICAGO -- The Cubs announced their Minor League coordinators for 2015 and named former outfielder Darnell McDonald as the organization's mental skills program coordinator and Dave Keller as the Latin America coordinator.
McDonald, 36, who retired in April after seven big league seasons, including 2013 with the Cubs, will work with players in all levels of the farm system. Last season, he served as a baseball operations assistant.
The 2015 season will be Keller's 30th as a Minor League coach or manager, his 12th year in the Cubs organization and his first as Latin America field coordinator. He managed Class A Daytona in 2013-14 and led the club to the 2013 Florida State League title.
Tim Cossins returns for his third season as the Cubs Minor League field/catching coordinator and Derek Johnson and Anthony Iapoce are both back as the Minor League pitching and hitting coordinators, respectively.
Jose Flores also returns for his third season as Minor League infield coordinator and Mike Mason will begin his second season as assistant pitching coordinator.
Tom Beyers is back for his 16th season with the Cubs' organization, and first as the Minor League assistant hitting coordinator. Beyers joined the Cubs in 2000 and was a Minor League manager or coach for 11 seasons.
Rey Fuentes stays with the team as the Latin Coordinator, Mental Skills Program, following two years as cultural programs coordinator. Fuentes will oversee all educational classes and mental skills programs for the Cubs' Latin American players.
In 2015, Doug Jarrow will begin his eighth season as the Cubs' Minor League strength and conditioning coordinator, and Nick Frangella will start his 12th season with the team and second as head Minor League athletic training and performance coordinator. This also will be Chuck Baughman's 15th year with the Cubs and second as assistant athletic training coordinator. Rick Tronerud returns for his 20th year with the Cubs and second as Minor League rehab pitching coordinator.
Carrie Muskat is a reporter for MLB.com. She writes a blog, Muskat Ramblings, and you can follow her on Twitter @CarrieMuskat. This story was not subject to the approval of Major League Baseball or its clubs.