Maricopa County Sheriff Joe Arpaio, the self-proclaimed "toughest sheriff in America," at a news conference in Mesa, Ariz.
Two officials said Thursday night they have been subpoenaed to answer questions next week before a federal grand jury about a high-profile Arizona sheriff who gained attention for aggressively cracking down on illegal immigration.
In statements read by a county spokesman, Maricopa County Manager David Smith and Deputy County Manager Sandi Wilson said they met with a federal prosecutor to discuss the case and will testify Wednesday.
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