Long- British Airways London-Chicago flight plunged 27,000 feet before declaring emergency: What tracking data shows

<iframe
  src="https://hindustansphere.com/embed/cluster/393b551b4ca1a9c76107a1bf9cad6c15b5057702"
  width="100%" height="320"
  style="border:0;max-width:680px"
  loading="lazy"
  title="Long- British Airways London-Chicago flight plunged 27,000 feet before declaring emergency: What tracking data shows"></iframe>