The petition filed in Delhi HC claimed that phones of several other people were also tapped when the CBI was witnessing a feud between its then Director Alok Verma and Special Director Rakesh Asthana.
The Supreme Court's verdict is being seen as the second major embarrassment for both the Congress party and Prashant Bhushan, as the Supreme Court had earlier rejected a plea on the issue of a probe concerning the Rafale deal.