Pakistan, Aug. 23 -- Mir Raza case investigators have made fresh progress by obtaining a SIM registered in the name of the deceased Karachi trader. Police transferred the SIM to his mother after biometric verification and required documentation to access his WhatsApp backup data.

Investigators hope the recovered chats will provide important clues about Mir Raza's circumstances before his death. Police have already obtained messages he sent to close friends, where he discussed serious financial and domestic difficulties.

Read more : Investigation reveals Mir Raza's final hours before death -

Meanwhile, authorities have recorded statements from a security guard at a residential building near the incident site. They also questioned the im...