Changes in drug policy should be done in line with the U.S. , Vicente Fox says . Former Mexican president compares drug battle to Prohibition in the 1920s . Call for a change caused by surge in drug - related violence in Mexico .
Changes in drug policy must be done in conjunction with the U.S. , Vicente Fox says . Former Mexico president compares drug battle to Prohibition in the 1920s . Call for a change prompted by surge in drug-related violence in Mexico .