In this Feb. 11, 2015 file photo, Attorney General Eric Holder speaks to law enforcement officers and guests in the Old Executive Office Building on the White House Complex in Washington. The share of federal drug offenders who received harsh mandatory minimum sentences has plunged in the past year, said Holder Feb. 17, 2015 in arguing for the success of his criminal justice policies. Experts credit Holder for helping raise sentencing policy as a public issue, but they also say it's hard to gauge how much of the impact is directly attributable to his actions. AP