Changes in drug policy must be done in conjunction with the U.S. , Vicente Fox says . Fox , who was Mexico 's president from 2000 to 2006 , said the current policy is clearly not working . Comment: Call for a change prompted by surge in drug-related violence in Mexico .
Changes in drug policy must be done in conjunction with the U.S. , Vicente Fox says . Comment: Call for a change prompted by surge in drug-related violence in Mexico .