Diamondbacks catcher Chris Iannetta sits in front of his locker with his legs wide and his back arched as he speaks intently about the intricacies of his position.
In a few hours, he’ll take the field and play the role of offensive catalyst with a career-high seven RBIs in the Diamondbacks' 15-3 win over the Padres Thursday.
But for now, he’s all but crouched into a defensive posture as he discusses the art of pitch framing, a skill that’s giving Arizona hurlers an advantage as they fight to keep pace with the Rockies and Dodgers in the NL West.