Sentence:  Mr. Krosnick explained with the help of a football analogy. "If somebody <WSD>called an audible</WSD>, we'd be right there...It has always been that way. We never did that much planning. All the talk and analysis was intended to outline the parameters of our instincts." 
Meaning of the word marked with <WSD> tags:  To change plans at the last minute based on newly revealed information.