Eric Holder

Eric Holder

In this July 16, 2010 file photo, Attorney General Eric Holder takes part in news conference in Miami. The Obama administration is issuing new recommendations Wednesday Jan. 8, 2014 on classroom discipline that seek to end the apparent disparities in how students of different races are punished for violating school rules. Holder said the problem often stems from well intentioned “zero-tolerance” policies that too often inject the criminal justice system into the resolution of problems. (AP Photo/Alan Diaz, File)

FILE – In this July 16, 2010 file photo, Attorney General Eric Holder takes part in news conference in Miami. The Obama administration is issuing new recommendations Wednesday Jan. 8, 2014 on classroom discipline that seek to end the apparent disparities in how students of different races are punished for violating school rules. Holder said the problem often stems from well intentioned “zero-tolerance” policies that too often inject the criminal justice system into the resolution of problems. (AP Photo/Alan Diaz, File)