Commercial marijuana, I think, is really in jeopardy. If the [federal government is] taking a different stance on it, I don't want to be involved in something they are going to come down on.

Peter Mlynarik in his resignation on Thursday as head of Alaska's Marijuana Control Board. The same day, U.S. Attorney General Jeff Sessions rescinded an Obama-era policy that urged federal prosecutors not to prosecute people and businesses that comply with state marijuana laws.