A.J. Ellis has been the Dodgers' starting catcher for the past three seasons, but that could change after the winter trade that brought Yasmani Grandal from the San Diego Padres. Still, Ellis, 33, will be one of the team leaders and, as usual, a key resource for reigning MVP Clayton Kershaw. We caught up with Ellis to discuss the state of his career and the feel at Dodgers' camp a couple of weeks into the spring.Q: Pitch framing is one of the hot areas in analytics right now and one that new president of baseball operations Andrew Friedman obviously values.