NEW : Weapons confiscated in raid of suspects ' firm , official says . Comment: Kitterman found bound , blindfolded and fatally stabbed . The 60-year-old Houston , Texas , resident owned a construction company that operated in Iraq . Victim owned a construction company that operated in Iraq .
NEW : Weapons confiscated in raid of suspects ' firm , official says . Comment: Kitterman found bound , blindfolded and fatally stabbed . Victim owned a construction company that operated in Iraq .