years in the making and is detailed in a 22-page letter to the maricopa county attorney. detailing a pervasive culture of discriminatory bias against latinos at the mcso, the maricopa county sheriff s office that reaches the highest level of the agency. sheriff arpaio s own actions have helped nurture a culture of bias. found latino drivers are four to nimz more likely than non-latino drivers and more documenting detention officers at the sheriff s jail using offensive slurs and profanities calling them wetbacks, stupid mexicans and slurs we can t mention on the air. according to the civil rights division they re reviewing allegations that sheriff arpaio s department failed to investigate hundreds of alleged sexual assaults and child molestation cases. many of the victims apparently were latinos. earlier this year, when 360 s ed lavandera spoke with sheriff arpaio he spoke as himself as a victim. have they spoke to you what an abuse of power is? i don t know what