Sox fall 16-12 to the Express.

Rockies call up Chris Martin from Sky Sox

Chris Martin is headed to the Big Leagues. On Friday, the Colorado Rockies announced they purchased the contract of the 27-year-old right-hander from Triple-A Colorado Springs Sky Sox and optioned down RHP Chad Bettis. Martin, who received his first Major League call-up, made a team-high 8 appearances while he was with the Sox in 2014…