Joe Arpaio

FILE-This Jan.9,2013 file photo shows Maricopa County Sheriff Joe Arpaio speaking with the media in Phoenix. Authorities say law officers in Arizona have intercepted an explosive device that was earmarked for Arpaio. (AP Photo/Ross D. Franklin,File)

Joe Arpaio

Sheriff Joe Arpaio addresses the crowd at the GOP watch party in Phoenix. (Cronkite News Photo by Sarah Edelman)

Joe Arpaio

FILE -- In this July 17, 2012, file photo, Maricopa County Sheriff Joe Arpaio speaks during a press conference in Phoenix. The tough-talking sheriff is the last man standing of the three Phoenix politicians who made Arizona a leader in the crackdown against illegal immigration. (AP Photo/Matt York, File)

Joe Arpaio

FILE -- In this July 17, 2012, file photo, Maricopa County Sheriff Joe Arpaio speaks during a press conference in Phoenix. (AP Photo/Matt York, File)

Joe Arpaio

FILE - In this May 10, 2012 file photo, a defiant Maricopa County Sheriff Joe Arpaio pounds his fist on the podium as he answers questions regarding the Department of Justice announcing a federal civil lawsuit against Arpaio and his department, during a news conference in Phoenix. For six years, the self-proclaimed toughest sheriff in America has vehemently denied allegations that his deputies racially profile Latinos in his trademark immigration patrols. Now, Arpaio will have to convince a federal judge who is presiding over a lawsuit that heads to trial on Thursday, July 19, 2012 and is expected to last until early August. (AP Photo/Ross D. Franklin, File)

Joe Arpaio

FILE - In this April 3, 2012 file photo, Maricopa County Sheriff Joe Arpaio listens to one of his attorneys during a news conference in Phoenix. (AP Photo/Ross D. Franklin, File)

Joe Arpaio

FILE - In this May 10, 2012 file photo, a defiant Maricopa County Sheriff Joe Arpaio pounds his fist on the podium as he answers questions regarding the Department of Justice announcing a federal civil lawsuit against Arpaio and his department, during a news conference in Phoenix. For six years, the self-proclaimed toughest sheriff in America has vehemently denied allegations that his deputies racially profile Latinos in his trademark immigration patrols. Now, Arpaio will have to convince a federal judge who is presiding over a lawsuit that heads to trial on Thursday, July 19, 2012 and is expected to last until early August. (AP Photo/Ross D. Franklin, File)

Joe Arpaio

In this Jan. 10, 2012 photo, Maricopa County Sheriff Joe Arpaio conducts a news conference in Phoenix. Federal authorities on Wednesday, May 9, 2012 said that they plan to sue Arpaio and his office over allegations of civil rights violations, including the racial profiling of Latinos. (AP Photo/Matt York, File)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio addresses the media in March. (Howard Fischer/Capitol Media Services)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio shows his badge as he holds a ceremony where 92 of his immigration jail officers, who lost their federal power to check whether inmates are in the county illegally, turn in their credentials after federal officials pulled the Sheriff's office immigration enforcement powers Wednesday, Dec. 21, 2011, in Phoenix. The U.S. Department of Homeland Security stripped Sheriff Joe Arpaio's jail officers of their federal powers after federal authorities accused the sheriff's office last week of a wide range of civil rights violations. (AP Photo/Ross D. Franklin)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio hands out trading cards of himself to people gathered at the Arizona Republican headquarters to watch primary election results Tuesday, Aug. 24, 2010, in Phoenix. (AP Photo/Matt York)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio speaks during a 2010 news conference in Phoenix. (AP Photo/Amanda Lee Myers, File)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio hands out trading cards of himself to people gathered at the Arizona Republican headquarters to watch primary election results Tuesday, Aug. 24, 2010, in Phoenix. (AP Photo/Matt York)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio gives a news conference in Phoenix on Thursday, July 29, 2010 announcing his crime suppression sweeps. Opponents of Arizona's immigration crackdown went ahead with protests Thursday despite a judge's ruling that delayed enforcement of most the state's controversial SB1070 immigration law. (AP Photo/Matt York)

Joe Arpaio

Maricopa County Sheriff Joe Arpaio speaks on a telephone prior to a news conference in Phoenix on Thursday, July 29, 2010 announcing his crime suppression sweeps. Opponents of Arizona's immigration crackdown went ahead with protests Thursday despite a judge's ruling that delayed enforcement of most the state's controversial SB1070 immigration law. (AP Photo/Matt York)

Joe Arpaio

FILE - In this April 29, 2010 file photo, Maricopa County Sheriff Joe Arpaio answers questions at a news conference to announce his latest crime suppression enforcement patrols in Phoenix. Arizona officials are releasing a training program designed to teach police officers to enforce a tough new crackdown on illegal immigration without racially profiling. An hour-long video and supporting paperwork is being sent to all 170 Arizona police agencies. (AP Photo/Ross D. Franklin, File)

Joe Arpaio, Mark Cordes

Maricopa County Sheriff Joe Arpaio converses with host Mark Cordes during the Feb 8 taping of Mesa Morning Live, a late-night-style talk show — albeit it filmed on the second Friday morning each month — produced by the Mesa Chamber of Commerce. [Ivan Martinez/IvanMartinezPhotography.com]

Joe Arpaio, Mark Cordes

Maricopa County Sheriff Joe Arpaio converses with host Mark Cordes during the Feb 8 taping of Mesa Morning Live, a late-night-style talk show — albeit it filmed on the second Friday morning each month — produced by the Mesa Chamber of Commerce. [Ivan Martinez/IvanMartinezPhotography.com]

George Lopez; Joe Arpaio

Joe Arpaio, Lou Ferrigno

Maricopa County Sheriff Joe Arpaio, left, talks with actor and Los Angeles Sheriff's Deputy Lou Ferrigno prior to a swearing in 56 new members of his Illegal Immigration Posse Wednesday, Nov. 17, 2010 in Phoenix. Sheriff Joe has sworn in nearly 3,000 posse members since becoming sheriff in 1993. (AP Photo/Matt York)

Joe Arpaio and Russell Pearce

Maricopa County Sheriff Joe Arpaio, left, confers Thursday, Sept. 2, 2010, with state Sen. Russell Pearce, R-Mesa, prior to a press conference. Arpaio and his agency were sued Thursday by the U.S. Department of Justice for failing to produce documents they requested while investigating possible civil rights violations.

Joe Arpaio and Russell Pearce

Maricopa County Sheriff Joe Arpaio, left, confers Thursday, Sept. 2, 2010, with state Sen. Russell Pearce, R-Mesa, prior to a press conference. Arpaio and his agency were sued Thursday by the U.S. Department of Justice for failing to produce documents they requested while investigating possible civil rights violations.

Cuaghtlatohuac Haitzilopoch, Joe Arpaio

Nineteen year old Cuaghtlatohuac Haitzilopoch, left, has a heated conversation with a supporter of the new immigration-enforcement law during a protest of Arizona's SB1070 in front of Maricopa County Sheriff Joe Arpaio's office Thursday, July 29, 2010 in Phoenix. (AP Photo/Ralph Freso)

Andrew Anderson, Joe Arpaio

Andrew Anderson of Gilbert, Ariz., offers and American flag to Sheriff's deputies in riot gear during a protest of Arizona's SB1070 immigration-enforcement law in front of Maricopa County Sheriff Joe Arpaio's office Thursday, July 29, 2010 in Phoenix. (AP Photo/Ralph Freso)