The 16-year-old is alleged to have been physically and sexually assaulted while in detention.
UPDATED 4.45PM | Samirah Muzaffar and two boys are charged under Section 302 of the Penal Code.
They were arrested at their home early this morning, say police.
Citing sources, The Sun says that the report has been submitted to the AGC and the police for further action.
The IGP says police reports on death threats made to Nazrin were withdrawn.
Selangor CID head says the burial would be conducted at 11am.
The body will undergo a second post-mortem at the Universiti Malaya Medical Centre, say cops.
The second post-mortem procedure is scheduled for Wednesday, say reports.
Nazrin's death was reclassified as a murder case under Section 302 of the Penal Code.
The last suspect in police custody has been released, investigations continue.
LETTER | They are innocent until they are proven guilty thus there is no need to treat them as prisoners.
Magistrate allows police application to extend her remand in connection with the June 14 murder case.
Family, friends and relatives gather outside the Magistrate's Court and ask that the rights of the two boys be protected.
Selangor police chief Mansor Othman says the number of arrest remains at two.
A senior department source tells the late Nazrin Hassan's wife to stop sensationalising the issue, and let the cops handle it.
Police say the decision is made based on Fire and Rescue Department and post-mortem reports.