This matter is the subject of a separate investigation at present.

A separate investigation by the military police has not yet been completed.

At least four separate investigations were announced in the hours following the accident.

But just as it seemed things might quiet down, state authorities announced a separate investigation.

A student disciplinary committee has began a separate investigation of the incident.

While that case took years to play out, a separate federal investigation was opened into how the state awards contracts.

A separate investigation published on 10 March 2013 suggests that the project was unlikely to keep within its £33bn budget.

"I think the fact that we had two separate investigations, each one of which was captive to a particular agency, is a problem," he said.

Now he's still the subject of a separate criminal investigation, and Democrats are calling for his resignation.

Separate investigations were carried out by the owner, operator, and the State.