Madurai: Madras high court on Tuesday expressed dissatisfaction at the CB-CID investigation into the 2019 Avaniyapuram custodial death case in Madurai district. A division bench of acting chief justice Munishwar Nath Bhandari and Justice Pushpa Sathyanarayana observed that the custodial death of the youth happened on October 25, 2019. An FIR was registered but investigation was not completed even after two years.