How Surjit Bhalla cut through 13 crore voter deletions to find 70 lakh unexplained

<iframe
  src="https://hindustansphere.com/embed/cluster/b0bd770c03b98be4d75ef5200675e0e06e612413"
  width="100%" height="320"
  style="border:0;max-width:680px"
  loading="lazy"
  title="How Surjit Bhalla cut through 13 crore voter deletions to find 70 lakh unexplained"></iframe>