Question: On January 30, 2017, Elaine Duke was nominated by President Donald Trump to become the United States Deputy Secretary of Homeland Security under a man born in which year ?
Sentence (from "John F. Kelly"): John Francis Kelly (born May 11, 1950) is the current White House Chief of Staff for U.S. President Donald Trump, previously serving as U.S. Secretary of Homeland Security in the same administration.
Relevant evidence: Yes