LeMahieu made speed a focus during offseason (Colorado Rockies)

(Source: Colorado Rockies) LeMahieu made speed a focus during offseason 7:53 PM ET Outlook: LeMahieu, 2B, COL1:08 DJ LeMahieu should continue to play outstanding defense at second, but needs to improve offensively, only hitting five homers last year ByThomas Harding / MLB.com||7:53 PM ET SCOTTSDALE, Ariz. -- Rockies second baseman DJ LeMahieu's offseason work on his speed already is showing dividends. "We were doing sprints early in the offseason and by February I was much, much faster," LeMahieu said. "We'll see how that translates, but I accomplished my goal." LeMahieu raced Rockies leadoff hitter Charlie Blackmon, who led the team with 28 steals in 2014, and...