Hancock sued the glass manufacturers, Libbey-Owens-Ford, as well as I. M. Pei & Partners, for submitting plans that were "not good and workmanlike".
Hancock menuntut pabrik kaca Libbey-Owens-Ford serta I. M. Pei & Partners karena mereka dianggap telah mengajukan rancangan-rancangan yang "tak bagus dan tak profesional".