FILE - In this March 2, 2012 file photo, Education Secretary Arne Duncan speaks during a forum on education at American University in Washington. More than 70 percent of students involved in ... more 
FILE - In this March 2, 2012 file photo, Education Secretary Arne Duncan speaks during a forum on education at American University in Washington. More than 70 percent of students involved in school-related arrests or cases referred to law enforcement were Hispanic or African-American, according to an Education Department report. It's raising new concerns among civil rights groups about a "school-to-prison" pipeline for minorities. (AP Photo/Jacquelyn Martin, File) less 
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Associated Press | Photo By Jacquelyn Martin, File
Tue, Mar 6, 2012 3:09 PM EST