The investigation team has submitted statements of 102 witnesses, 56 material evidence and digital evidence.
The probe team has decided to take accused Kiran to various places, including Vismaya's house, for evidence collection if it gets him in custody.
Too early to say whether it is murder or suicide: Police
Vismaya used to attend her final-year examinations from her home as her father had decided to send her to her in-law’s house only after the issue is resolved.
The team claimed a top-podium finish after they completed the race within a clock timing of 3:28.72 in the final round.
India has been winning the gold in this event since 2002 Asian Games.