Video: ​San Francisco 49ers QB Colin Kaepernick warming up

​San Francisco 49ers QB Colin Kaepernick warming up during day 10 of training camp at the team's practice facility in Santa Clara. Video by Manny Crisostomo mcrisostomo@sacbee.com
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​San Francisco 49ers QB Colin Kaepernick warming up during day 10 of training camp at the team's practice facility in Santa Clara. Video by Manny Crisostomo mcrisostomo@sacbee.com