Criminal Investigative Department Director Ndegwa Muhoro who represented Police Commissioner Mathew Iteere added his voice to urging Kenyans to keep off speculation over the crash and await the investigation report.
“We should allow investigations to be complete as speculation may hinder investigation,” he said.
Just like the top leadership of the country insisted since the deaths of the six Kenyans, he called for calm.
He pledged that no evidence will be left unexposed assuring the families that the team carrying out investigation is up to the task.
“No stone will be left unturned,” he stressed.
Oyugi died together with Internal Security Minister George Saitoti, Assistant Minister Orwa Ojode, pilot Nancy Gituanja as well as bodyguards Joshua Tonkei and Sergeant Thomas Murimi.
Saitoti was buried on Saturday at his Enkasiti farm in Kitengela.
Ojode was laid to rest last Sunday at his Unga farm in his Ndiwa constituency, Capt Gituanja on Monday in Muranga, while Tonkei was buried on Wednesday at his home in Narok.
Meanwhile, the team formed to investigate the June 10 plane crash that left the country in a state of shock and disbelief started its work on Wednesday after being sworn in by Chief Justice Willy Mutunga.
The team headed by Court of Appeal Judge Kalpana Rawal visited the crash site in Kibiku area of Ngong hills to analyse the site and collect evidence.
The team comprises local investigators and French and South African aviation experts.
South African Chris Biers and another South African aviation expert are representing interests of some of the family members of the deceased government officials who perished in the crash.
Two French experts are also in the team, representing the helicopter’s manufacturer Eurocopter and the French government respectively.
Prime Minister Raila Odinga who unveiled the probe team on Monday announced that the team will not have a specific period within which to complete the task because there is a lot to be done.
The probe team draws its membership from the Kenya Civil Aviation Authority (KCAA), the Attorney General’s office and Directorate of Public Prosecutions office.