Preseason practice offers a glimpse at depth chart strengths and weaknesses. We're left with some questions.

One player we're not questioning: Nico Iamaleava. The buzz around Tennessee's redshirt freshman quarterback is reminiscent of the hype surrounding Peyton Manning, Heath Shuler and Condredge Holloway. Iamaleava is worthy of that hype.

Some other positions are on squishier footing.

On today's episode, hosts Blake Toppmeyer, Adam Sparks and John Adams discuss three burning questions that remain unanswered as preseason practice winds down and the Week 1 game against Chattanooga nears.

Among the topics are Tennessee's health at running back and wide receiver, and what the heck is going on with that defensive back rotation?