"We're here because my daughter has no voice". Shot nine times on the third floor.
Aaron Feis (left) was fatally shot when former student Nikolas Cruz opened fire at the school on Wednesday, Feb. 14, 2018. Because it keeps happening.
The father of a first-grade boy killed in 2012 at a school shooting in Newtown, Connecticut pushed back against the idea of arming teachers.
Zeif spoke of the semi-automatic AR-15 used at the high school massacre.
"There should have been one school shooting and we should have fixed it".
Trump also backed a bipartisan Senate bill to improve the existing background check system.
"We're going to be very strong on background checks, we're doing very strong background checks, very strong emphasis on the mental health".
"Because Australia had one mass shooting in  in Port Arthur [and after the] massacre introduced gun safety, and it hasn't had one since", Emma Gonzalez, a Florida shooting survivor told a crowd of protestors last week. And we've seen too much of it, and we're going to stop it, and there are a lot of different ideas.
"We can understand both sides and certainly it's controversial", he said. "How many more deaths can we take as a country?"
But the National Rifle Association quickly rejected that proposal, saying in a statement that people under 21 are already prohibited from buying handguns from dealers.
Days after the school shooting, thousands gathered in Fort Lauderdale, Florida, to protest for stricter gun control legislation. Our students need more books, art and music programs, nurses and school counselors; they do not need more guns in their classrooms.
Addressing families in the White House, Trump said: '(Concealed carry) only works where you have people very adept at using firearms, of which you have many 'It would be teachers and coaches...if the coach had a firearm in his locker when he ran at this guy...that coach was very courageous, saved a lot of lives i suspect.
"This includes implementing common sense security measures and addressing mental health issues including better coordination between federal and state law enforcement to take swift action when there are warning signs", says President Trump.
"It's called concealed carry", Trump said.
The survivors of the Florida shooting are planning a march called the "March for Our Lives", which will be held next month in Washington D.C.
There was widespread backlash to the notes in media commentary and on social media, with many asking why Mr Trump needed advice on how to listen and show empathy. Senator Marco Rubio (R-Fla.) said at a town hall event hosted Wednesday night by CNN that he does not support arming teachers.