Latest: Bomb left at school gates was 'attempt to murder police'

LATEST: Dissident republicans left a bomb at the gates of a primary school in Northern Ireland in an attempt to murder police, a senior officer has said.

Update 5.41pm: Dissident republicans left a bomb at the gates of a primary school in Northern Ireland in an attempt to murder police, a senior officer has said.

The device, described as viable, significant and reckless, was discovered in an alleyway beside Holy Cross Boys' Primary School in Ardoyne, North Belfast shortly before midnight on Saturday.