Question: The "Green Run" was a secret U.S. Government release of radioactive fission products during which date span, at the Hanford Site plutonium production facility?
Sentence (from "Hanford Site"): Established in 1943 as part of the Manhattan Project in Hanford, south-central Washington, the site was home to the B Reactor, the first full-scale plutonium production reactor in the world.
Relevant evidence: No