Question: What is the nickname of the United States Navy battleship featured in the 1945 documentary Appointment in Tokyo?
Sentence (from "USS Missouri (BB-63)"): USS "Missouri" (BB-63) ("Mighty Mo" or "Big Mo") is a United States Navy "Iowa"-class battleship and was the third ship of the U.S. Navy to be named after the U.S. state of Missouri.
Relevant evidence: Yes