Terry Spence, chairman of officers' representative body the Police Federation, said the device was planted by "cowardly thugs":
This was an attempt to murder an off-duty police officer.
But this attack is no great surprise. Scores of police officers have been forced from their homes in the last 12 months because of terrorist incidents. This is just the latest of many.
It reinforces the need for officers to be extra vigilant.
More top news
The youngster - said to be the sole survivor of an airstrike in Aleppo - spent four hours trapped under rubble before she was rescued.
The singer revealed on ITV’s Lorraine she is in a really good place and said it was ok to be single.
More than 200 people in Sudan have allegedly been killed by chemical weapons dropped on them by their own government, it is claimed.