Herndon then ordered controllers to send a cockpit warning to Delta 1989; 9:32 AM – A Cleveland controller thought he heard "Get out of here" and "We have a bomb on board" coming from Delta 1989.
赫恩登指挥中心随后命令航管员向达美航空1989发送驾驶舱警告; 9:32 - 一名克利夫兰管制员认为他听到来自达美航空1989班机的“离开这里”和“我们有一颗炸弹”通信。