U.S. policy on drug trafficking is not consistent with the need to put an end and actively repress the consumption of drugs. The solution is not based on the destruction of a native plant, coca, in the continent, but on an active fight against the Colombian drug mafia, which has created a great money and crime empire in Colombia with powerful ramifications outside its borders.
U.S. policy on drug trafficking is consistent. 
( z1 consistent :ARG1 ( z2 policy :ARG0 ( z3 country :name ( z4 name :op "U.S." ) ) :ARG2 ( z5 traffic :ARG1 ( z6 drug ) ) ) )