This episode covers escalating U.S.-Iran tensions after American forces struck three Iranian oil tankers in the Strait of Hormuz. It also reports on a federal judge halting excavation for a proposed Washington arch, the Forest Service’s decision to keep 41 research stations open, and rising U.S. fuel prices. Additionally, the UN adopted a new world map to correct geographic distortions, while the Army Corps of Engineers resumed a project to protect Lake Michigan from invasive carp.