Question: The Secretary of the Navy who announced the naming of the 4th US Navy vessel for the state of Iowa also served as governor of what state?
Sentence (from "Ray Mabus"): Raymond Edwin Mabus Jr. (born October 11, 1948) is a former American politician and diplomat and member of the Democratic Party who served as the 75th United States Secretary of the Navy from 2009 to 2017.
Relevant evidence: No