A case of murder is been investigated by the Port Elizabeth police after a 36-year-old man was fatally stabbed at the Cleary Park Shopping Centre on Tuesday afternoon.

Police spokesperson Colonel Priscilla Naidu said three men, driving a silver Chevy Spark, stopped at the Boxer entrance of the mall and went inside at about 12.30pm.

Naidu said an argument broke out between the three men and Deveral Hall, a taxi operator or “gaartjie”.

Hall was stabbed on the right side of his neck and died on the scene.

Naidu said the three men got back into their car and drove away.

She said “The motive for the fatal stabbing is unknown and the suspects are unknown”.

A murder case is under investigation.