Biography: Four-year starter who began his career at receiver before ultimately switching to safety as a sophomore. Senior totals included 53/2/4 after 52/1/2 as a junior.
Positives: Athletic safety with solid size/speed numbers. Moves well sideline to sideline, aggressive and works hard to get involved in the action. Quick up the field, voluntarily defends the run and wraps up tackling. Displays some suddenness to his game and flashes on the scene.
Negatives: Does not display the top end speed. Marginal skills in coverage. Shows hesitation to his game.
Analysis: Polk is a size/speed prospect who's shown development since moving to the safety position three years ago. He offers a degree of upside and has potential as a ninth defensive back in a zone system.
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