A common refrain from conservative Donald Trump supporters was that Trump would ensure the sanctity of the 10th Amendment through his court picks and his nominee for attorney general. Only a month into the administration, however, that hope is already in danger of collapsing.
While there is every reason to believe that Neil Gorsuch will be a solid federalist, the trajectory of the Department of Justice and the administration as a whole is threatening a much different path.
Recently White House Press Secretary Sean Spicer said that states that have legalized marijuana would see more federal enforcement action. This suggests that the Sessions Department of Justice would take a more federal line on marijuana than the Obama administration, which largely, albeit inconsistently, respected state laws legalizing marijuana.