This is a milestone and a first for a federal agency. This by no means settles the dispute between the federal government that says medical marijuana is more dangerous than Heroin and Cocaine, and states that say it is medicine.
The federal government is way off base here. We have all heard of, or known someone that overdosed on Heroin and Cocaine. It is not unusual for those overdoses to lead to death. There just aren't any credible examples of people dieing from smoking too much pot.
The article says 1 in 8 prisoners in the U.S. are locked up due to a Marijuana related offense.