Police in west Belfast are at the scene of an overnight attack on officers.
The incident happened in the Milltown Row area shortly after 2 o'clock on Wednesday morning.
Officers were in the Falls Road area on a routine patrol when their land rover was struck with a suspected grenade.
Chief Superintendent Jonathan Roberts said: "A loud bang was then heard and the police car made its way to a place of safety.
"Thankfully none of the officers inside the vehicle were injured and no damage was noted to the car."
A police operation was immediately put into place to ensure the safety of residents in the area.
The remnants of the suspected grenade have been taken away for forensic testing.
Further searches were carried out on Wednesday morning to ensure no other devices were left in the area which could endanger members of the public.
A investigation into the attack is underway.
Police have appealed to anyone who noticed any suspicious activity in the area or who has any information to contract them on 101, quoting reference number 79 04/12/19.
Alternatively, you can call Crimestoppers anonymously on 0800 555 111.