Parkland school shooting

Embattled Broward Sheriff's Office loses accreditation over mass shooting response

The office's new leader said it's wrong to punish the office for the "previous administration’s mishandling."

2 more deputies fired for 'neglect of duty' after Parkland massacre

Deputy Josh Stambaugh drove away as shots rang out at Marjory Stoneman Douglas High School, and Deputy Edward Eason also left, authorities said.

Parkland shooting survivor's soccer dreams come true

Anthony Borges, who was seriously injured in the 2017 mass shooting, played with professional players after a miraculous recovery.

Harvard rescinds Parkland survivor's admission

Kyle Kashuv, 18, disclosed the news on Twitter, claiming Harvard had rescinded its offer after screenshots surfaced of him using racial slurs at the age of 16.

Harvard reportedly rescinds Parkland shooting survivor's admission over alleged racist comments

Kyle Kashuv, 18, disclosed the news on Twitter, claiming Harvard had rescinded its offer after screenshots surfaced of him using racial slurs at the age of 16.

Decision to charge Parkland school resource officer Scot Peterson for inaction likely unprecedented: Experts

Scot Peterson has been hit with charge regarding his inaction at Marjory Stoneman Douglas High School in Parkland, Fla., last Feb. 14.

Parkland parents react to arrest of school's ex-deputy

The parents of a student and a staff member who died in the shooting call Scot Peterson a "coward."

Parkland ex-deputy arrested after inaction during attack

Scot Peterson, who was on duty at Marjory Stoneman Douglas High School, faces charges of child neglect, culpable negligence and perjury.

Ex-deputy accused of inaction in Parkland massacre appears in court

An investigation determined that Scot Peterson failed to confront the gunman.

Ex-deputy charged with child neglect in Parkland high school shooting appears in court

An investigation determined that former deputy Scot Peterson failed to confront the gunman.

Parkland deputy arrested for inaction in massacre

Scot Peterson, 56, was terminated and charged with multiple counts of child neglect after an internal investigation found he retreated while students were under attack.

Police arrest ex-deputy who 'did absolutely nothing to mitigate' Parkland school massacre

Former sheriff's deputy fired, arrested in connection to Parkland school shooting

Deputy Scot Peterson was arrested on seven counts of neglect of a child, three counts of culpable negligence and one count of perjury, according to a news release from officials.

Dwyane Wade surprises Parkland high school graduates

Retired Miami Heat star Dwyane Wade surprised graduates at Marjory Stoneman Douglas High School in Parkland, Florida.

Dwyane Wade surprises Parkland high school graduates

Retired Miami Heat star Dwyane Wade surprised graduates at Marjory Stoneman Douglas High School in Parkland, Florida.

Therapy dogs helping students heal after Parkland school shooting

The therapy dogs received a page in the Marjory Stoneman Douglas High School yearbook after helping students heal from the tragedy.

Suicides highlight mass shooting survivors' trauma and fragility of healing: 'We still live with it every day'

16-year-old Calvin Desir identified as 2nd Stoneman Douglas teen dead from apparent suicide

The Marjory Stoneman Douglas High School student was found dead Saturday night, according to the Coral Springs Police Department.

2 Parkland teens, Sandy Hook dad die from apparent suicides: How to help with suicide prevention

One of the teens was a friend of Parkland massacre victim Meadow Pollack.

A second student from Marjory Stoneman Douglas High has died in apparent suicide

Police say the student was found dead Saturday, less than a week after Sydney Aiello took her own life.

Sydney Aiello, 19-year-old survivor of Parkland mass shooting, dies from suicide

A year after Parkland shooting, activists say 'we're not done yet... not going away'

On "This Week," Martha Raddatz reflects on the mass school shooting that killed 17 people in Parkland, Florida, one year ago.

Parkland students pay tribute to shooting victims

Thursday marks the first anniversary of the deadly shooting.

Mother of Parkland victim remembers the life of her daughter Alyssa Alhadeff

Lori Alhadeff pens a Valentine's Day heartfelt letter to her daughter on the first anniversary of the Parkland massacre.

Parkland massacre remembered one year later

Memorials are taking place to commemorate the Marjory Stoneman Douglas High School shooting which claimed the lives of 17 people.

Parkland students pay tribute to shooting victims through community service

Memorial service on Parkland shooting anniversary

Thousands will hold a moment of silence to honor the 14 students and three staff members killed one year ago at Marjory Stoneman Douglas High School.

Parkland: 1 year later

Florida Gov. Ron DeSantis is asking for a grand jury to review school safety statewide. ABC News' Kenneth Moton reports.

Parkland shooting 1 year later: Remembering the 17 victims of the school massacre

Seventeen students and staff were killed in the Stoneman Douglas massacre.

Parkland survivors, victims' parents reflect on year of progress since massacre

One year after the deadliest school shooting in U.S. history, some Marjory Stoneman Douglass student survivors and victims' parents turned their pain into activism to fight for stronger gun laws.

Parkland students, victims' parents on their healing and activism one year after massacre: 'We are not going away. Too many people are dying'

"It’s like where we started and the fact that we are here talking to you almost a year later, and we are still going and growing -- it means the world," said one student.

Parkland mom pens heartbreaking letter to slain daughter 1 year after school massacre

Parkland victim's dad, lawmaker clash at gun-violence hearing

During the hearing, Rep. Matt Gaetz, R-Fla., said illegal immigration, not guns, is a major factor behind acts of public violence that have plagued the nation over the past two decades.

Parkland victim's father and congressman have heated exchange at gun-violence hearing

The father of a Parkland shooting victim clashed with a Florida Congressman at the first congressional hearing on gun violence prevention in almost a decade.

Man charged after family, friends of Parkland victims threatened on Instagram

A man was charged in Florida with threatening to kidnap and intimidate relatives and friends of students who were killed in the Parkland high school mass shooting.

Florida sheriff suspended over Parkland massacre

The sheriff has come under withering criticism for his handling of the massacre.

Embattled Florida sheriff suspended over handling of Marjory Stoneman Douglas High School shooting

New video and details emerge from Parkland shooting

Surveillance video of Nikolas Cruz inside Marjory Stoneman Douglas High School during the massacre was released along with a report highlighting security failures.

Security failures in Parkland school shooting included unlocked doors, no PA system

A commission tasked with investigating the Parkland high school massacre in Florida highlighted security failures.

David Hogg, Parkland mass shooting survivor and student activist, to attend Harvard University

Parkland shooting survivor and student activist David Hogg was mocked for being rejected from UCLA. Now he'll be attending Harvard.

After Parkland, Trump school safety commission rejects age limits for gun buys

The Trump administration has released a report on school safety from a commission created in the wake of the high school shooting in Parkland, Florida.

School district pulls assignment asking students whether suspected Parkland shooter Nikolas Cruz deserves to die

Coral Glades High School is a mere 10-minute drive away from Marjory Stoneman Douglas High School.

School district pulls assignment asking students whether Parkland shooter should die

Coral Glades High School is a mere 10-minute drive away from Marjory Stoneman Douglas High School.

Why AR-15-style rifles are popular among mass shooters

“The AR is the most popular rifle platform in the U.S.,” an expert said.

Parkland shooting survivors-turned-activists: 'We are the largest voting bloc in this country'

The young activists who inspired the March For Our Lives for gun reform are encouraging people their age to vote.

Parkland students speak out about their new book

Emma Gonzalez, Matt Deitsch and Delaney Tarr appear live on "GMA" to discuss their new book and their movement to encourage young people to vote.

Parkland mom who lost daughter wins seat on county school board

Florida vote first test for Delaney Tarr and Parkland's anti-gun violence activists

Parkland students return to school six months after deadly shooting

ABC News' "Nightline" spoke with Brooke Harrison, who returned to classes at Marjory Stoneman Douglas High School, where 17 people were killed in a shooting on Feb. 14, 2018.

Marjory Stoneman Douglas High School students start new school year

Six months after deadly shooting students in Parkland, Florida return to a new normal.