A man his 50's has been arrested.
A man in his 50s has been arrested after a man was shot in the Hazel Grove area of Tallaght in Dublin this afternoon.
The victim who is in his 30s was walking his dog at the time of the incident.
He is in a critical condition in Tallaght hospital, while it's understood his dog died at the scene.
The man was walking with his dog on rural lands in the Lugmore area at around 1pm when the incident occurred.
It's believed the victim sustained a gunshot wound to the head and was brought to Tallaght hospital
It's reported the man suffered serious head injuries during the shooting incident.
The incident happened in a rural locality on the Blessington Road area.
A large number of gardai and paramedics attended the scene.
Early indications are that this is not a gangland related shooting.

Man Charged Following Garda Response To Suspected Gun Incident Near Kilcock
Minister Announces Nationwide IPAS Security Review Following Drogheda Fire
Man Arrested After Suspected Gun Incident On M4 Near Kilcock - Garda Cars Damaged
Man In His 30s Dies After Being Struck By Bus On N7 At Kill
Loved Ones To Say Final Farewell To Ryan Weir Gibbons On Friday As Funeral Details Announced
Kildare Animal Welfare Group Condemns Dog’s Death After Suspected Firework Attack In Meath
Pedestrian Hit By Bus On The Naas Road Near Kill
BREAKING: Emergency Services Currently Attending Major Incident On N7 Northbound