May 28: Deaf and mute e-hailing driver Ong Ing Keong, 46, is allegedly assaulted by a security personnel who was escorting a VVIP outside St Regis Hotel in Kuala Lumpur while he was waiting to pick up customers outside the lobby.
Ong claims that a man knocked on his car window and then punched him in the face. He lodges two reports at the Brickfields police station. He receives treatment at Kuala Lumpur Hospital for a soft tissue injury.
May 31: His Royal Highness Tunku Ismail Sultan Ibrahim, Regent of Johor urges police to probe the alleged assault, saying he wants justice for Ong. He said he told the police escort team to cooperate with investigations.
Tunku Ismail also hits out at attempts to drag the royal institution into the matter, saying it was uncalled for to link the actions of external security personnel with himself and the royal institution.
June 5: Ong is summoned to Bukit Aman to assist in a disciplinary inquiry into the incident. The case is investigated under Section 323 for causing voluntary hurt. Ong is questioned for four hours, accompanied by lawyers and an interpreter.
Bukit Aman Integrity and Standards Compliance Department director Datuk Azri Ahmad says the police escort is part of a VVIP's entourage and that the department will determine if there was a breach of standard operating procedures or misconduct.
June 14: Inspector-General of Police Tan Sri Razarudin Husain says investigation papers for the case have been sent to the Attorney-General's Chambers (A-GC).
July 10:/b> Ong's lawyer, Latheefa Koya, who is also former Malaysian Anti-Corruption Commission chief commissioner, criticises the A-GC and police for failing to take action in the case.
July 19: About 10 members of the Deaf Advocacy and Wellbeing National Organisation, including Ong, submit a memorandum to the A-GC in Putrajaya demanding that the suspect be charged.
The organisation's co-founder, Anthony Chong, says the case has not progressed to prosecution despite clear evidence and testimonies from witnesses.
Aug 13: Lawyers for Liberty announces it will hold a press conference on the issue. The human rights group said no one has been held accountable for the alleged assault despite video evidence and the completion of the police's probe.