Pacing next to the desk and U.S. flag in her district office in Garden Grove, the paradox that is Rep. Loretta Sanchez was on full display. The congresswoman ticked off a meaty legislative to-do list: immigration reform, port safety, stopping sex trafficking, revamping "terrible management" at the Department of Homeland Security. She was articulate and sharp, even magnetic. At the same time, she was shedding a red St. John Knits suit and shimmying into an ao dai, a traditional Vietnamese tunic and pants, for her next event. Meaning that she was telling a female reporter about her chairmanship of the...