The Canadian government has warned citizens on its website that legal cannabis use could still cause problems when traveling abroad.
Bob Marley, who died in 1981, was a member of the Rastafarian movement, which developed in Jamaica.
Boehner joined several U.S. mayors this week in telling the federal government to get out of the way of marijuana legalization.
Arrests for possession of small amounts of marijuana in New York City may soon become a thing of the past.
Many cannabis entrepreneurs are trying to navigate the murky waters of recreational weed.
But will the government allow the industry to flourish?
Several potential 2020 presidential contenders in the Senate are now co-sponsors of the Marijuana Justice Act.
According to an expert, the elected officials at the federal level are "the last domino to fall."
"The momentum behind marijuana law reform will not only continue but increase as we head into 2018."
Conservative senators say several provinces are not ready to enforce a legal framework by July 1.
The PSA reads "Cannabis is legal, traveling with it is not. Leave it in California."
Only 14 percent of voters said weed shouldn't be legal in the U.S.
Khalifa's new app is just one of the rapper's marijuana-related businesses, and he isn't the only celebrity making green off grass.
The bill's sponsor says his colleagues 'are scared' of the bill.
Republicans back legal recreational marijuana, but Attorney General Jeff Sessions has other ideas.
Immigration laws do not enjoy widespread support. People will resist.
The aim is to light 4,200 marijuana joints four minutes and 20 seconds into Trump's speech.
If passed, Proposition 64 could bring millions of dollars into small towns via local taxes.