Alleged ringleader dubbed `` Heidi Fleiss of Houston '' was arrested in the U.S. on Friday and charged with conspiring to provide material support for a terrorist organization. Police scour computer files and credit card records to verify a large client list .
Alleged ringleader dubbed `` Heidi Fleiss of Houston '' Investigators say women met clients in upscale hotels , charged about $ 350 an hour . Police scour computer files and credit card records to verify a large client list .