The state bar claims Olson broke a legal-ethics rule adopted in 2000 that prohibits lawyers from having sexual relations with clients.
Therese Home of New Hope.
She represented a police sergeant charged with murder, a man who killed his wife and two sons, and a woman convicted of setting her husband on fire.
"We're just glad that this matter is finally going to be resolved.
The roommates are the only people charged in an ongoing murder investigation into Samuel's death.
Benjamin Rivera, 27, is confined to house arrest and must wear a GPS monitoring device, a Harris County judge ruled in Houston.