He declined to say whether any of the five-strong inquiry team had opposed the war.
More than 740 people have approached the six-strong inquiry team, with evidence relating to Savile and how he was able to target victims while working for the BBC.
"There has to be a very robust and strong independent inquiry into what the police do.
Demand has been strong, with inquiries from wine bars, retailers, restaurants and even a dance studio.
The head of a 70-strong major inquiry into historical abuse at the Medomsley detention centre, near Consett, told the Guardian the inquiry was triggered by mounting evidence about isolated individuals.
The PSNI has also revealed that two senior detectives from the Metropolitan police who led the investigation into the London riots in 2011 have been called in to advise the 70-strong PSNI inquiry team dealing with the situation.
The prosecutor – who is no longer leading the investigation but remains its chief spokesman - said the "family quarrel" was only one of three "equally strong" lines of inquiry.
"Refinance activity continues to be strong, but purchase inquiries are relatively static," said Cameron Findlay, chief economist at LendingTree.
Police say the strongest line of inquiry remains that Rhys was the accidental victim of a targeted attack against others.
Mr Kelly said: "At this stage we are looking at a number of motives, but the strongest line of inquiry is that Rhys was the accidental victim of a targeted attack against others.
Kitson [ 26] and others [ 22, 24, 27, 28] emphasise the need for post graduate students in nursing and in particular, doctorates grounded in clinical practice, to build a stronger culture of inquiry and scholarship in the clinical environment.
