Officer attacked in violent Qld arrest

A police officer has been repeatedly punched in the head during a violent arrest in a small town north of Cairns.

Police say a man and a woman became aggressive while being questioned over a disturbance at Mount Molloy on Monday, with the man pushing and punching an officer and trying to steal his Taser.

The officer used capsicum spray on the pair, who were arrested with the help of an off-duty colleague who came to his aid. The pair, aged in their 40s, have been charged with obstructing police.