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Image #: 20021267    Maricopa County Sheriff Joe Arpaio speaks next to his wife Ava Arpaio during the Republican Party election night event in Phoenix,  Arizona November 6, 2012. Arpaio defeated Democratic sheriff candidate Paul Penzone to win his sixth term. REUTERS/Joshua Lott (UNITED STATES - Tags: POLITICS USA PRESIDENTIAL ELECTION ELECTIONS)       REUTERS /JOSHUA LOTT /LANDOV
Image #: 20021267    Maricopa County Sheriff Joe Arpaio speaks next to his wife Ava Arpaio during the Republican Party election night event in Phoenix,  Arizona November 6, 2012. Arpaio defeated Democratic sheriff candidate Paul Penzone to win his sixth term. REUTERS/Joshua Lott (UNITED STATES - Tags: POLITICS USA PRESIDENTIAL ELECTION ELECTIONS)       REUTERS /JOSHUA LOTT /LANDOV

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    'America's toughest sheriff' Joe Arpaio

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'America's toughest sheriff' Joe Arpaio

Former Maricopa County, Arizona, Sheriff Joe Arpaio -- the lawman who once proclaimed he was "America's toughest sheriff" -- has made a number of headlines during his 24-year tenure.

'America's toughest sheriff' Joe Arpaio

Former Maricopa County, Arizona, Sheriff Joe Arpaio -- the lawman who once proclaimed he was "America's toughest sheriff" -- has made a number of headlines during his 24-year tenure.