Ex-police chief: I upheld my oath

ac zimmerman fmr sanford police chief exclusive howell long intv_00050129.jpg
ac zimmerman fmr sanford police chief exclusive howell long intv_00050129.jpg

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    Ex-police chief: I upheld my oath

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The former Sanford police chief, who was fired over the Trayvon Martin investigation, speaks out. George Howell reports.