Tony Diaz Rockies Colorado Rockies need to get it together on the base paths Drew Creasman April 8, 2017 Rockies AUDIO: Tony Diaz on Rockies rookies and the AFL Drew Creasman September 11, 2016 Rockies Rockies Development Supervisor compares Welker to Arenado Drew Creasman July 16, 2016 Rockies Rockies Development Supervisor Tony Diaz dishes on Gray, Butler, and Estevez Drew Creasman June 30, 2016