2.8. The post-mortem certificate was marked as [Ex.P.20]. P.W.21 finally opined that the deceased died due to shock and haemorrhage due to multiple cut and stab injuries. The Viscera Report, Chemical Report and Serological Report were marked as Exs.P.21, P.35 and P.36, respectively. P.W.28, in continuation of his investigation, on 03.01.2010, arrested A1, while he was driving auto bearing Reg. No.TN 69 M 4268 and also arrested A6. Similarly, P.W.28 has also arrested A4 & A3 and A7 & A8 and seized vehicles bearing Reg. Nos.TN 69 B 9831 and TN 69 C 0103, respectively. On the same day, P.W.28 recorded the voluntary confession of A1 in the presence of witnesses P.W.16 and Periyanayagam, which was marked as Ex.P.6. In pursuant to the confession statement of A1, P.W.28 recorded the disclosure statements of A4, A7, A10, A5 and A2 and they were marked as Exs.P.8, P.11, P.10, P.27 and P.28. Based on the disclosure statements of the said accused, P.W.28 seized the material objects such as M.Os.16, 18, 19, 20, 21, 22 and 23 under mahazar Exs.P.7, 9, 12, 13, 15, 29 and 30, in the presence of the witnesses.