FBI apologises following Florida school shooting

They were told by someone close to Nikolas Cruz that he was a "potential threat to life", but it wasn't followed up.

President Trump has visited Florida to pay his respects to victims from Wednesday's school massacre in Florida.

17 people were killed in the shooting in Parklands.

It's also emerged that an Irish teenager was caught up in the attack but was among those who survived .

The US state's governor has called on the director of the FBI to resign after it emerged the agency was specifically warned about suspect Nikolas Cruz's behaviour.

Former neighbour Brody Speno says the 19 year old was always violent.

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