Question: Who has served as Acting United States Attorney for the District of Arizona and as United States Secretary of Homeland Security in their lifetime, Daniel G. Knauss or Janet Napolitano?
Sentence (from "Janet Napolitano"): Janet Ann Napolitano ( ; born November 29, 1957) is an American politician, lawyer, and university administrator who served as the 21st Governor of Arizona from 2003 to 2009 and United States Secretary of Homeland Security from 2009 to 2013, under President Barack Obama.
Relevant evidence: Yes