Detectives are investigating an incident in which Prince Andrew allegedly struck a police officer while driving into Buckingham Palace.

ACC has been buying old police radar gear in a covert plan to thwart speeding motorists.

Three men have been charged with assault and will appear in court this morning after a man who confronted boy racers on his street was stabbed.

A man leads police on a 20 minute car chase in the Hutt Valley before clipping the pursuing patrol car and coming to a stop against a brick wall.

The busiest fixed speed cameras in the country have been named.