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These powerful substances are making their way into the heart of the psychology establishment and starting to be understood as powerful therapeutic tools.

Hint: It's located between Canada and South Dakota.

Advocates are hoping a campaign aimed at changing public opinion can do what the courts have so far failed to do: kill the law.

They called him "Mr. Methadone" for a reason.

A new bill in Guam would allow home cultivation, Oklahoma officials still have issues with the voter-approved medical marijuana initiative, and more.

The dog days of summer continue with little going on in the world of drug policy. But North Dakota's Republican governor comes out against the legalization initiative, the Ohio medical marijuana program is behind schedule, and more.

A Mississippi sheriff is in a heap of trouble, a Mississippi prison guard gets caught with contraband.

The Marijuana Policy Project picks a veteran criminal justice advocate as its new head, Canada's most populous province makes a last-minute switch from state-run to privately-run pot shops, and more.

North Dakota becomes the second state (after Michigan) to qualify a marijuana legalization initiative this year, Denver's mayor comes around on legalization, the UN will review marijuana's status under international law, and more.

New Jersey's Senate president says marijuana legalization is coming "soon," the Norwegians begin moving toward heroin-assisted treatment, and more.

The FDA has issued new draft guidance aimed at expanding the use of medication-assisted treatments (MATs) for opioid addiction, Pennsylvania's governor says the state isn't ready for legal weed, the Oklahoma medical marijuana fight isn't over yet, and more.

Police officers have discretion. It's a shame this one didn't use it.

A small-town Ohio police chief ODs on drugs he stole from his own department, a veteran Baltimore cop gets nailed for peddling pills, a TSA worker goes down for participating in a cocaine conspiracy, and more.

Show Me State voters will vote on three different medical marijuana initiatives, Oklahoma finally gets some livable temporary medical marijuana rules, and more.

The Northern Marianas Islands could be the first US territory to legalize weed, a North Dakota legalization initiative looks like it will probably make the ballot, Colombia's new president vows to resort to old prohibitionist drug war policies, and more.

The Oklahoma marijuana legalization initiative has far fewer signatures than organizers claimed last week, marijuana is seeping into congressional and senatorial campaigns, and more.

Some groundbreaking research begins to look for answers.

This is what Mexico is up against, and helps explain why the country’s incoming president wants to go in a different direction.

New Jersey's assembly speaker gets behind marijuana legalization, Ted Cruz attacks Beto O'Rourke as a drug legalizer, record-breaking British drug deaths spark a critique of government drug policy, and more.

Oregon's US Attorney fires a warning shot over pot, three different Missouri medical marijuana initiatives qualify for the November ballot, a House panel wants answers on opioids from three big pharmaceutical companies, and more.