Allegedly, he confessed his role in the episode and narrated all the events that had transpired between the night of December 27 and the morning of December 28.
A Mumbai police crime branch officer said that Alka's phone call records led them to her boyfriend Alok Paliwal, and later to Sanjay Sonkar, since a lot of calls were exchanged between them on the day that Alka went "missing".
