Who is the American politician who served in the United States House of Representatives from 1997 to 2017, that also ran in 2006 against Tan D. Nguyen? 
Tan D. Nguyen: Tan Duc Nguyen (born 1973) was a two-time candidate for the U.S. House of Representatives in California. Loretta Sanchez: Loretta L. Sánchez (born January 7, 1960) is an American politician who served in the United States House of Representatives from 1997 to 2017.
i don't know