Boyd committed his first murder on July 22, 1986, when 37-year-old Tippawan Nakusan, a Thai immigrant who lived in the apartment just upstairs of his and worked as a waitress, was found stabbed and suffocated to death in her bathtub. On September 15, 1986, an apartment cleaning lady chanced upon 22-year-old Lashun Thomas laying dead in her apartment bathroom. She had been fatally stabbed to death.
