Updated: 8.20pm
A second man has been arrested as part of an investigation into a serious assault in Co Wicklow on August 2nd.
Earlier, gardaí arrested a man in connection with the assault which took place at a house in Arklow in the early hours of the Tuesday morning.
A man in his 40s was discovered at around 2.30am with "wounds to the head" having been assaulted at the Ashfield estate.
The injured man was taken to St Vincent’s Hospital in Dublin before being transferred to Beaumont Hospital where he remains in critical condition.
The first man who was arrested, also aged in his 40s, is being held at Bray Garda station, while the second man, aged in his late 20s, is currently being held at Wicklow Garda station under provisions of Section 4 of the Criminal Justice Act 1984.
Gardaí continue to appeal for witnesses to come forward and are keen to speak to anyone who was in the area between 12.30am-2.30am and who may have witnessed anything.
Anyone with information is asked to contact Arklow Garda station on 040-232 304 or the Garda Confidential Line on 1800-666 111.