A Florida high school is under lockdown and police are on the scene after reports of shots fired and potential victims, officials said Wednesday.

The scene, according to a tweet from the Broward Sheriff's Office, was still active and the shooter is still at large.

Broward Sheriff@browardsheriff

Follow @browardsheriff for latest info on the . Shooter still at large.

3:11 PM - Feb 14, 2018

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Broward Sheriff@browardsheriff

is working a developing incident regarding a report of active shooter located at 5901 Pine Island Rd, Parkland. Here's what we know so far: deputies are responding to reports of a shooting at Stoneman Douglas High. There are reports of victims. PIO will be on scene 3:15pm.

2:53 PM - Feb 14, 2018

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Dispatch at the sheriff's office confirmed the school was on lockdown and police were on location.

Coral Springs Police asked the public to avoid the area of Marjory Stoneman Douglas High School in Parkland, saying it was an active scene. A nearby middle school was also put on lockdown as a precaution, officials said.

Coral Springs Police@CoralSpringsPD

AVOID THE AREA - Do not attempt to get to the school this perimeter is LOCKED down. https://twitter.com/wsvn/status/963861452678246401 

2:46 PM - Feb 14, 2018

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Authorities also said students and teachers should remain barricaded in the school until they could be reached by police.

According to WSVN, the Margate Fire Rescue team described the scene as a mass casualty incident, which reportedly means at least 20 people were injured.

A number of students were seen walking or running from the area, the outlet said.

A person who claims to be at the scene posted pictures to Twitter of themselves hiding beneath desks in one of the classrooms. 

View image on Twitter

View image on Twitter

Aj22000@TheCaptainAidan

Still locked in. I checked the local news and there is 20 victims. Long live Majory Stoneman Douglas High.

3:10 PM - Feb 14, 2018 · Marjory Stoneman Douglas High School

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Governor Rick Scott said on Twitter that he'd spoken to the Broward Sheriff Scott Israel, as well as other officials, in regards to the incident and will "continue to receive updates from law enforcement."

The FBI is also in touch with local authorities and responding to the incident, Fox News confirmed.