It has worked well for Singapore, a state where there is no drug problem as sellers and buyers of narcotics are executed. These criminals are routinely caned prior to being hanged by the neck until dead.
It could only happen here after Americans realized how much Washington, District of Corruption, resembled Madrid in 1936.
The lack of incorruptible people, morally upright enough to do the job, may be regrettable. Jesus had a thought on this.