hill next joined the united states attorney’s office in los angeles as an assistant united states attorney. she eventually served as chief of the major frauds unit, supervising over thirty prosecutors handling white-collar crime involving losses in the billions of dollars. while at the us attorney’s office, she served as co-lead prosecutor for the successful prosecution of charles keating, jr., which at the time was the largest white-collar crime case ever investigated by the federal bureau of investigation. the us department of justice honored her with the john marshall award for outstanding legal achievement.