yarbrough led the prosecution of the globalhell organization, a band of computer hackers whose activities included hacking into a company's web site, then extorting protection money from the victims. the group also committed numerous acts of teleconferencing fraud against victims including at&t, mci, and latitude communications and gained accessed to and damaged protected computers belonging to the u.s. army, the white house, u.s. cellular, ameritech and others. as a result of the investigation, globalhell member patrick gregory, also known as "mosthated," pleaded guilty to conspiracy to commit telecommunications fraud and computer hacking.