Dhaka Additional Chief Metropolitan Magistrate Md Mahbubul Haque passed the order as Rab Additional Superintendent of Police Khondoker Md Shafiqul Alam, also the investigation officer of the case, failed to submit the report today, court sources said.

On January 23 this year, another Dhaka court asked Rab to submit the probe report by today.

Earlier, two separate courts expressed dissatisfaction over the probe and the investigators' failure to unearth the motive behind the murders and arrest the real culprits.

Sagar, news editor at private TV channel Maasranga, and his wife Runi, senior reporter at ATN Bangla, were killed in the early hours of February 11, 2012, in their rented flat in the capital's West Razabazar.

Their only son Mahir Sarowar Megh, then 5, was home at the time. Nousher Ali Roman, Runi's brother, filed a case with Sher-e-Bangla Police Station the following day.