Writing on Twitter he said: “My prayers and condolences to the families of the victims of the terrible Florida shooting. No child, teacher or anyone else should ever feel unsafe in an American school.

“Just spoke to Governor Rick Scott. We are working closely with law enforcement on the terrible Florida school shooting.”

First Lady Melania Trump tweeted: "My heart is heavy over the school shooting in Florida. Keeping all affected in my thoughts & prayers."

His tweets come after The Broward Sheriff's Office confirmed the shooter had been taken into custody.

No fatalities have been confirmed yet.