49ers rookie defensive linemen

Defensive line coach Jerry Azzinaro puts rookies Ronald Blair (98), Darren Lake (62) and DeForest Buckner (99) through a sled drill.
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Defensive line coach Jerry Azzinaro puts rookies Ronald Blair (98), Darren Lake (62) and DeForest Buckner (99) through a sled drill.
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49ers rookie defensive linemen excel in stats and stamina

May 10, 2016 08:59 AM