Earlier, the suspects were sent to Adiala Jail for identification parade.
Sources told Dawn that the couple told investigators that two of the suspects made videos and one was standing outside the flat.
SP Saddar Zone Farooq Amjad Buttar told Dawn that after the identification the three suspects were produced in the court of law which gave them to police on six days physical remand.
Physical remand of accused extended till 20th
Replying to a question, SP Butter said the video could be admissible as evidence in the court after forensic examination, and they have sent the video to the lab.