Update, 5 p.m:
Broward County Sheriff Scott Israel said that multiple students are dead after a shooting.
The shooter was taken into custody without any incident and is not a student at the school at this time. He is believed to be 18-years-old.
Authorities are also at a home on Loxahatchee Road, about a mile from the school. It’s unclear why the law enforcement at the home.
Additonally, authorties have closed off the entrance at Wyndham Lakes Boulevard. Law enforcement has not said what they are doing at this location.
Update 4: 25 p.m.:
Broward County Sheriff said 14 people are injured at this time. It’s unclear if there are any deaths.
Broward County School District Superintendent Robert Runcie told reporters at the scene that there are multiple fatalities and at least one staff member who was injured.
Runcie said that the alleged shooter is a former student of the school.
Update, 4:10 p.m.:
The Broward County Sheriff’s Office has confirmed that the shooter is in custody.
At this time, they can only confirm “five victims” but have not said if they are injured or dead.
Broward County Schools said authorities are clearing students and staff from each building at this time.
Palm Beach County Fire Rescue said they provided a truama hawk helicopter to assist with the situation as well as a command unit.
Update 3:50 p.m.:
Governor Rick Scott is headed to the school and has spoken with Donlad Trump. Trump also tweeted about the shooting.
Marjory Stoneman Douglas High School has asked parents not to call 911 and to ask their students to remain calm if they are in contact with them.
According to the school’s website, on a typical day, the high school's final bell rings at 2:40 p.m.
An hour before then, the Broward Superintendent Robert Runcie had been at another high school to announce the county's teacher of the year.
About 3,380 students attend Marjory Stoneman Douglas High, according to the district's website.
It is one of more than 30 high schools in Broward County, the sixth largest school district in the country and the second largest in the state.
Update 3:30 p.m.:
Jude Lenamon, a freshman at Marjory Stoneman Douglas High School, said the fire alarm went off around 2:30 p.m. That’s when he heard what sounded like gunshots.
“Doesn’t that sound like gunshots?” he said he asked his teacher.
Two minutes later, the school was evacuated, Lenamon said. He said they were rushed out and were moved to a nearby Walmart. The school is south of west Hillsboro Boulevard near the Sawgrass Expressway.
Coral Springs police said it is an active shooter situation.
“If you are in touch with your student you ask that they remain calm and barricaded until police come to their room, this is for everyone's safety,” police tweeted on their official account.
Florida Governor Rick Scott tweeted saying he has spoken with Broward County Sheriff Scott Israel and will continue to monitor the situation.
Update 3:15 p.m.: According to the Broward County Sheriff’s Office the shooter is still at large.
WSVN reports that there are at least 20 injured, and Margate Fire Rescue has called this a mass causality incident.
Original story: There are reports of an active shooter at a Parkland high school, according to the Broward County Sheriff’s Office.
Deputies are on their way to Marjory Stoneman Douglas High School, located at 5901 Pine Island Road, and the school is on lockdown, according to local news organizations.
There are reports of victims, the sheriff’s office said.
This is a developing story. Check back for udpates.