The Countdown to Kickoff series continues with an in-depth preview of Purdue's defense. Entering year two under Ryan Walters' guidance, the Boilermakers hope to make strides forward. Host Jordan Jones previews each position group in detail and provides an outlook on the coming season. Is the secondary as improved as it seems? Does Purdue have enough up front? Plus, Jordan looks at the special teams units before answering questions from another loaded mailbag.

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