An attempted execution probe has been launched aft an off-duty constabulary serviceman was changeable astatine a sports analyzable successful Omagh, County Tyrone, connected Wednesday.
He was deed aggregate times connected the Killyclogher Road earlier 20:00 GMT.
The Police Federation for Northern Ireland said 2 gunmen were progressive and helium was changeable portion coaching young radical playing football.
He remains successful a captious but superior information astatine Altnagelvin Hospital successful Londonderry.
Prime Minister Rishi Sunak said helium was "appalled by the disgraceful shooting".
"There is nary spot successful our nine for those who question to harm nationalist servants protecting communities," helium said.
Police Service of Northern Ireland (PSNI) Chief Constable Simon Byrne said helium was "shocked and saddened" by the events.
"We volition relentlessly prosecute those responsible," helium tweeted.
The Northern Ireland Ambulance Service said it received a telephone astir the shooting astatine Youth Sport Omagh astatine 20:00 GMT and sent a crew.
'Chilling attack'
Sinn Féin lawman person Michelle O'Neill said it was an "outrageous and shameful attack".
Democratic Unionist person Sir Jeffrey Donaldson condemned the "cowards liable for this".
"I unreservedly condemn this reprehensible effort to execution a constabulary officer," she said.
Former justness curate and Alliance person Naomi Long said her thoughts were with those affected by this "evil enactment of cowardice".
SDLP person Colum Eastwood, MP, said it was a "chilling onslaught connected an idiosyncratic serving his community".
Ulster Unionist assembly subordinate Tom Elliott said it was a "despicable and cowardly action".
The Northern Ireland Secretary, Chris Heaton-Harris, said that "those liable for specified fearfulness indispensable beryllium brought to justice".
Taoiseach (Irish PM) Leo Vardakar said helium condemned the "grotesque enactment of attempted murder".
The Irish Minister for Foreign Affairs, Micheál Martin, said helium was "shocked and appalled".
This is astir apt the astir superior onslaught connected a constabulary serviceman since the execution of Ronan Kerr successful 2011.
That attack, similar this latest one, took spot successful Omagh.
The serviceman targeted is simply a detective of rather elder rank.
He has a nationalist profile, having carried retired media duties arsenic the pb serviceman connected respective high-profile cases.
These screen some dissident enactment unit and transgression pack murders.
The constabulary person said thing officially astir a imaginable motive for the shooting.
But among chap officers, suspicion successful the archetypal lawsuit has fallen connected dissident groups.
Despite a comparative lull successful enactment successful caller years, the New IRA successful peculiar has continued to people constabulary officers.
The Police Federation for Northern Ireland condemned what it called an "appalling and barbaric enactment of unit connected an off-duty officer".
"Our thoughts are with our workfellow and his family. These gunmen connection thing to society. Anyone with accusation should travel forward."
An Garda Síochána (Irish police) said it had intensified patrolling successful borderline counties.
The past weapon onslaught connected a PSNI serviceman was successful January 2017. The PSNI serviceman was deed by an automatic gunfire astatine a petrol presumption successful northbound Belfast.
The serviceman was deed astatine slightest doubly successful his close arm, and it is thought a bulletproof vest whitethorn person saved his life.