Police at Strand Road in Derry are trying to get in touch with a man who tried to intervene in a domestic dispute and ended up being assaulted.

Detective Constable Scott, the investigating officer, explained that at about 7.30pm yesterday a man and a woman became involved in a dispute at Sackville Street.

When a passer-by intervened, he was assaulted by the man.

Police arrived a short time later and arrested the man.

The passer-by, however, left the scene and police would like to speak to him.

He can get in touch with police on the 101-non emergency number.

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