51�Թ�

The device exploded under the 52-year-old officer's van as he drove over a speed ramp at Hillsborough Drive on 4 March.

One note of caution: "Fight the urge to start down super fast with the club. Let speed ramp up toward the ball, not sooner," he says.

Police said the device partially exploded when the man, a father of three, drove over a speed ramp in Hillsborough Drive, at 07:10 GMT.

The device partially detonated when he drove over a speed ramp at Hillsborough Drive, at 07:10 GMT.

The device partially detonated when the man drove over a speed ramp at Hillsborough Drive, off the Woodstock Road, at 07:10 GMT on Friday.