Welcome back to The Week in Weed, your Friday look at what’s happening in the world of legalized marijuana.

RENO, Nev. (Reuters) – As more and more states legalize the use of marijuana, which is banned under U.S. federal laws, banks are facing “unsustainable tension” that needs to be resolved by Congress, San Francisco Fed President John Williams said on Tuesday.

JUNEAU, Alaska (AP) — The board regulating Alaska’s fledgling legal marijuana industry is expected to approve licenses this week for the state’s first retail marijuana outlets.

The full rollout of Oregon’s much-anticipated recreational cannabis industry next month could be delayed owing to problems with the accreditation of marijuana testing labs.