NEW : Blacks more likely than whites , Hispanics to be convicted for crack cocaine . Members of the Congressional Black Caucus had led the battle for passage for 10 years , but several key Republicans -- including Alabama Sen. Jeff Sessions and South Carolina Sen. Lindsey Graham -- also pushed for the change . Comment: Attorney General Eric Holder : `` This day was long in coming '' Some key Republicans backed the new law , but others warned it is a mistake .
NEW : Blacks more likely than whites , Hispanics to be convicted for crack cocaine . Comment: Attorney General Eric Holder : `` This day was long in coming '' Some key Republicans backed the new law , but others warned it is a mistake .