Police are trying to find a person who attacked a convenience store manager with a skateboard in central Dunedin at the weekend.
Senior Sergeant Anthony Bond, of Dunedin, said a manager at Night 'n Day Octagon was assaulted by an unknown male about 2.15am on Saturday.
The victim was hit with a skateboard four or five times.
Police had obtained CCTV footage and were working to locate the assailant.
Meanwhile, about two hours later a 21-year-old man allegedly assaulted a security guard at Dunedin Hospital.
He was arrested and charged, Snr Sgt Bond said.