1) Justice Department Issues Memo on Marijuana Enforcement
https://www.justice.gov/opa/pr/justice-department-issues-memo-marijuana-enforcement

2) Jeff Sessions Is Preparing a Brutal Crackdown on the Cannabis Industry
https://slate.com/news-and-politics/2018/01/jeff-sessions-prepares-a-crackdown-on-the-cannabis-industry.html
* Ninth Amendment
http://www.annenbergclassroom.org/page/ninth-amendment
* Tenth Amendment
http://www.annenbergclassroom.org/page/tenth-amendment
* Printz V. United States
https://www.law.cornell.edu/supct/html/95-1478.ZO.html

3) Ron Paul: Jeff Sessions Should be Fired Over Marijuana Decision
http://www.cnn.com/2018/01/06/politics/ron-paul-on-pot-cnntv/index.html?sr=twCNNp010718ron-paul-on-pot-cnntv0855AMVODtop&CNNPolitics=Tw

4) Cannabis Tax Revenues Will be a Roadblock to Sessions's Drug War
https://mises.org/wire/cannabis-tax-revenues-will-be-roadblock-sessionss-drug-war#.WlEnwbnBP0A.facebook

5) Sheriff to the Feds: You are on Notice
http://blog.tenthamendmentcenter.com/2013/07/sheriffs-to-the-feds-you-are-on-notice/