ATLANTA -- Four giant pandas who had been beloved guests at Zoo Atlanta were returned to China on a special FedEx plane. The giant pandas, called Lun Lun, Yang Yang, Ya Lun, and Xi Lun, arrived back in Chengdu on Sunday.

Zoo Atlanta said it currently has no plans to bring pandas back. More on Zoo Atlanta's former Pandas. Zoo Atlanta had four pandas, including the first twins born in the United Sta