Around 20 people were involved in a fight in Tralee last night.
The row took place at Mitchels Road at around 10.50pm.
Radio Kerry understands at least one person has been arrested.
It's understood at least five people were hospitalised.
Tralee gardaí received assistance from the armed support unit.
Separately, a man was arrested in Listowel last night for a domestic incident.
It's understood the suspect allegedly smashed a window of the patrol car.
While trying to restrain the suspect, a garda is believed to have broken his ankle and was taken to UHK.