Jeopardy!

Kristina Caffrey, Kyung Ro, Janet O'Keefe (2008x56)

: 18, 2008

Janet O'Keefe, a librarian from Flint, Michigan; Kyung Ro, an operations manager from Gaithersburg, Maryland; Kristina Caffrey, a college student from Albuquerque, New Mexico (whose 1-day cash winnings total $23,000).