
On February 14, 2018, a gunman opened fire on students and staff at Marjory Stoneman Douglas High School in Parkland, Florida, killing 17 people and injuring 17 others. Afterwards, the shooter allegedly fled the scene on foot by blending in with other students. A suspect, later identified as 19-year-old Nikolas Cruz, was arrested without incident about an hour later in nearby Coral Springs and subsequently charged with 17 counts of premeditated murder and 17 counts of attempted murder. Police and prosecutors have not offered a motive and are investigating "a pattern of disciplinary issues and unnerving behavior."

On February 14, 2018, a gunman opened fire on students and staff at Marjory Stoneman Douglas High School in Parkland, Florida, killing 17 people and injuring 17 others. Afterwards, the shooter allegedly fled the scene on foot by blending in with other students. A suspect, later identified as 19-year-old Nikolas Cruz, was arrested without incident about an hour later in nearby Coral Springs and subsequently charged with 17 counts of premeditated murder and 17 counts of attempted murder. Police and prosecutors have not offered a motive and are investigating "a pattern of disciplinary issues and unnerving behavior."

Never Again MSD is an American student-led political action committee for gun control that advocates for tighter regulations to prevent gun violence. The organization, also known by the Twitter hashtags #NeverAgain, and #EnoughIsEnough, was formed by a group of twenty students attending the Marjory Stoneman Douglas High School (MSD) at the time of the deadly shooting in 2018, in which seventeen students and staff members were killed by the alleged gunman, who was a former student at the school and armed with an AR-15 style semi-automatic rifle. The organization started on social media as a movement "for survivors of the Stoneman Douglas Shooting, by survivors of the Stoneman Douglas Shooting" using the hashtag #NeverAgain. A main goal of the group was to influence the 2018 United States elections, and they embarked on a multi-city bus tour in June 2018 to encourage young people to register to vote.

Robert A. "Bob" Gualtieri is an American law enforcement officer, lawyer and politician who is serving as the 15th and current sheriff of Pinellas County, Florida. He previously served as Chief Deputy and General Counsel to PCSO under Sheriff Jim Coats. Gualtieri was appointed Sheriff by Governor Rick Scott in 2011 to succeed Coats. Gualtieri was elected to the office in his own right in 2012, and was re-elected in 2016. He is a member of the Republican Party.

Christine Hunschofsky is an American politician from the state of Florida. She is a member of the Democratic Party, and served as the Mayor of Parkland, Florida from 2017 to 2020.

Marjory Stoneman Douglas High School is a public high school in Parkland, Florida, United States. It was established in 1990 and is part of the Broward County Public Schools district. It is named after the writer Marjory Stoneman Douglas and is the only public high school in Parkland, serving almost all of the limits of that city as well as a section of Coral Springs.

Andrew Scott Pollack is an American author, school safety activist, and entrepreneur whose daughter Meadow was killed in the Stoneman Douglas High School shooting in 2018.

Never Again MSD is an American student-led political action committee for gun control that advocates for tighter regulations to prevent gun violence. The organization, also known by the Twitter hashtags #NeverAgain, and #EnoughIsEnough, was formed by a group of twenty students attending the Marjory Stoneman Douglas High School (MSD) at the time of the deadly shooting in 2018, in which seventeen students and staff members were killed by the alleged gunman, who was a former student at the school and armed with an AR-15 style semi-automatic rifle. The organization started on social media as a movement "for survivors of the Stoneman Douglas Shooting, by survivors of the Stoneman Douglas Shooting" using the hashtag #NeverAgain. A main goal of the group was to influence the 2018 United States elections, and they embarked on a multi-city bus tour in June 2018 to encourage young people to register to vote.

On February 14, 2018, a gunman opened fire on students and staff at Marjory Stoneman Douglas High School in Parkland, Florida, killing 17 people and injuring 17 others. Afterwards, the shooter allegedly fled the scene on foot by blending in with other students. A suspect, later identified as 19-year-old Nikolas Cruz, was arrested without incident about an hour later in nearby Coral Springs and subsequently charged with 17 counts of premeditated murder and 17 counts of attempted murder. Police and prosecutors have not offered a motive and are investigating "a pattern of disciplinary issues and unnerving behavior."

The Student, Teachers, and Officers Preventing School Violence Act of 2018, also known as the STOP School Violence Act is pending legislation to provide funding grants to schools to be used for implementing security measures.

In 2018, protests against gun violence in the United States increased after a series of mass shootings, most notably at the Marjory Stoneman Douglas High School on February 14 that year. An organized protest in the form of a national school walkout occurred on March 14. March for Our Lives was held on March 24. Another major demonstration occurred April 20, 2018.

Us Kids is a 2020 American documentary film directed by Kim A. Snyder, following members of the March For Our Lives movement after the shooting at Marjory Stoneman Douglas High School on February 14, 2018.