A man is in a critical condition in Waikato hospital after a serious assault in Tauranga on Thursday morning.
Police say the attack left Russell William Munday, 49, with life-threatening head injuries.[image:4208:half:right]
He was found by police officers patrolling the north end of Devonport road.
Detectives want to talk to people who were in the Devonport Road area, between Elizabeth Street and Second Avenue, between 2.30am - 5am.
They are looking at CCTV footage of people who were in the area at the time.
They also want to talk to anyone who has found an item in the central business district or in properties in neighbouring avenues that could have been used as a weapon in the attack.