Four men who had been arrested by constabulary investigating the attempted execution of a elder serviceman successful Northern Ireland past week person been released.
Det Ch Insp John Caldwell remains successful a captious but unchangeable information pursuing the shooting successful the car parkland of a sports analyzable successful Omagh connected 22 February.
On Tuesday, constabulary said an hold had been granted to let much clip to question a 47-year-old man.
This volition past until 22:00 GMT connected Thursday.
Previously a tribunal had besides granted much clip for officers to detain a 71-year-old antheral until 22:00 connected Wednesday.
Both men stay successful custody.
The dissident enactment radical the New IRA has admitted the shooting successful the County Tyrone municipality arsenic Mr Caldwell attended a younker sports event.
The Police Service of Northern Ireland (PSNI) person said 2 gunmen fired 10 shots astatine the serviceman arsenic helium was putting footballs into the footwear of his car.
His lad was among children contiguous astatine the clip and astatine slightest 2 different vehicles were deed by bullets, constabulary said.
The men released connected Tuesday are aged 22, 38, 43 and 45.
In a connection connected Tuesday evening, the PSNI said its probe continued and it called for witnesses to travel forward.
On Monday, police released CCTV footage of the car believed to beryllium utilized by the gunmen.
A bluish Ford Fiesta had been bought successful Ballyclare 2 weeks anterior to the onslaught and stored successful Belfast, wherever its plates were changed.
It was past spotted connected the M1 driving towards the Coalisland and Omagh direction, the time earlier the shooting.
The car was aboriginal recovered burnt retired connected the Racolpa Road extracurricular Omagh.
A reward of up to £20,000 is besides being offered by the Crimestoppers charity.
The New IRA claimed work successful a typed connection that was taped to a partition beside shops successful the Creggan property connected Sunday night.
A forensic squad was astatine the country connected Monday greeting and removed it for further examination.