At least 17 people have been killed in a shooting at a high school in Parkland, Florida, police say.
The suspect has been named as Nikolaus Cruz, 19, along with can be a former student at the school who had been expelled.
He reportedly pulled the fire alarm along with caused chaos inside school before he commenced shooting, law enforcement officials told CBS News.
Students were forced to hide in classrooms as police scoured the building.
- Live updates: Florida school gunman shoots ‘dozens’
Broward County Sheriff Scott Israel told reporters that will Cruz had used a rifle along with had “countless magazines”.
He said the shooting spree began outside the school where three people were killed. Cruz then entered the building along with killed 12 people.
Two people later died after being taken to hospital.
Earlier on Wednesday, the local public school district tweeted: “Today, close to Marjory Stoneman Douglas High School’s dismissal, students along with staff heard what sounded like gunfire.
“The school immediately went on lockdown yet can be currently dismissing students.”
Police were clearing students coming from the school “one building at a time”, the school said.
Video footage coming from the scene showed students being evacuated in tiny groups, while armed police patrolled the school’s perimeter.
As the situation unfolded, helicopter footage appeared to show a person being handcuffed along with placed inside back of a police car.
Coral Springs Police department tweeted instructions to teachers along with students to “remain barricaded inside until police reach you”.
US television networks reported large numbers of parents had gathered outside the police perimeter.
Several witnesses inside the building at the time told news outlets that will the fire alarm had been set off as the shooting began.
One student evacuated coming from the school told CBS that will Miami students had thought the idea was a drill.
“We already had one earlier This kind of morning… along with then we heard gunshots; some students thought the idea was not that will serious.”
Another student, Bailey Vosberg, said: “I heard what sounded like fireworks along with I looked at my friend along with he asked me if I heard that will.”
“Immediately, I knew. I didn’t say anything to him, I just hopped over the fence along with I went straight to the road that will our school can be located on – along with as I got there there was just Swat cars along with police units, police vehicles just flying by, helicopters over the top of us.”
A teacher told WSVN that will she hid in a closet with 19 students for 40 minutes – along with that will the school had undergone training for such a situation six weeks ago.
President Donald Trump tweeted condolences “to the families of the victims”. White House Deputy Press Secretary Lindsay Walters said the president had been briefed along with that will the White House was monitoring the situation.
Florida Governor Rick Scott said he spoke to President Trump about the shooting, along with was continuing to receive updates coming from law enforcement.
Congressman Ted Deutch, the district’s representative, tweeted: “I’m sick about This kind of news coming from home. Just spoke with the sheriff. This kind of can be devastating.”
He said the idea was an “incredible school in my district – great teachers along with staff, involved parents along with amazing kids. Spoke with the kids there just a few weeks back.”
Students were taken by bus to a “staging area” on Heron Bay Blvd, Coral Springs, where their parents could collect them.
Wednesday’s attack can be the 18th shooting inside US This kind of year on or around school premises, according to research by Everytown for Gun Safety.
Since 2013, there have been 291 reported school shootings in America, which averages out to about one per week.
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