A 17-year-old girl was grazed by a bullet while in a second-floor classroom. She suffered minor injuries and was taken to the hospital.

The conditions of the victims have not been released, and police did not immediately respond to messages for comment on Thursday.

At least six people ranging between the ages of 3 to 19-years-old have been shot at an apartment complex in Fort Worth, Texas, police say.

A 14-year-old suspect is dead following a confrontation with police Wednesday after an active shooter was reported outside a Wisconsin middle school.

A 14 year old suspect died in a confrontation with police after being reported as an active shooter outside a Wisconsin middle school. The teen was carrying what appeared to be a long gun.

An emergency alert sent out by the Dane County Sheriff's Office near Madison, Wisconsin, warned of a reported active shooter with a long rifle.

In an emotional press conference, the Charlotte police chief said "I can't tell you how much I'm grateful for these officers and their heroic act."

Authorities recovered an AR-15 rifle and .40-caliber handgun from the scene where four law enforcement officers were fatally shot in Charlotte, police said.

Law enforcement officers were trying to serve a warrant in a residential neighborhood in Charlotte, North Carolina, and were met with gunfire.

State prosecutors say they will not seek to retry 75-year-old George Alan Kelly, the Arizona rancher accused of fatally shooting an unarmed migrant.

The family of Ralph Yarl filed a civil lawsuit against Andrew Lester, the man who shot and injured the teen after he accidentally arrived at the wrong house.

The family of Ralph Yarl, the teen who was shot after mistakenly going to the wrong house to pick up his siblings last year, announced a new civil lawsuit in the case.

A Florida sheriff says two of his deputies are hospitalized after being wounded in a shootout with a man who opened fire when the officers tried to pull him from his car

Authorities say a 14-year-old Florida boy told police that he accidentally shot and killed his 11-year-old brother after finding a gun in an alley near their home

A woman has pleaded guilty to being an accessory after the fact for being the driver of the car from which her boyfriend fatally shot a 6-year-old boy riding in another car on a busy Southern California highway

A Michigan dad was charged with violating the state's safe gun storage law after his son allegedly got a hold of his firearm and shot himself, investigators said.

Police say a 17-year-old has been arrested on a murder warrant after fatally shooting a schoolmate on the campus of an Arlington, Texas, high school

"Those children were hunted down," police said.

This week marks 25 years since two seniors at the Colorado high school killed 12 students and a teacher.

ABC News' Ike Ejiochi has the latest on the investigation into the shooting of an 18-year-old woman on the campus of Delaware State University.

The officer, a six-year veteran of the CPD, was shot multiple times, police say.

Authorities say an 18-year-old woman died after she was shot on the campus of Delaware State University

Authorities say an Idaho sheriff’s deputy is dead after being shot by a driver during a traffic stop in Boise

An Arkansas teen is in custody on a first-degree murder charge after the fatal shooting of a high school senior outside a party following a high school prom

Police said hundreds of people attended the block party.

Andrea Ye, of Rockville, Maryland, whose preferred name is Alex Ye, was arrested after law enforcement was alerted to a 129-page "memoir" he allegedly wrote

Twenty-five years after Columbine, school shootings continue to increase.

Two people were killed and 6 others were injured after gunfire erupted at a block party in Memphis, Tennessee.

Five Maryland teens between the ages of 16 and 18 were shot during a senior skip day gathering in the park. ABC News' Phil Lipof reports.

Five teenagers were shot after gunfire rang out at a large gathering of high school students taking part in a senior skip day in Maryland, police said.

The suspect is an 18-year-old high school student in Maryland who police say, wrote a 129-page "manifesto" with attack plans.

Fred Guttenberg, who lost his daughter Jamie in the 2018 school mass shooting, speaks with ABC News' Rachel Scott about his push for more gun control.

The tragic events at Columbine High School in 1999, when 12 students and one teacher died in a mass shooting, marked a turning point for America.

A documentary premiering on April 18 will cover the first involuntary manslaughter convictions for parents of a school shooter.

At least five people have been injured in a shootout involving teenagers gathered for senior ditch day in Greenbelt, Maryland, said police Chief Richard Bowers.

ABC News’ Morgan Norwood met with three people directly impacted by the Columbine High School shooting to reflect on 25 years of grief, healing and the path to turning pain into meaningful purpose.

A teenager was arrested after investigators said they found writings where he described a plan to shoot up his former schools.

At least 415 people have been killed in school shootings since the massacre at Columbine High School in 1999, according to the gun violence archive.

Columbine shooting survivors are joined by a survivor of the Washington Navy Yard shooting and the Aurora Theater shooting to sit down with ABC’s Morgan Norwood to share their long journey of healing.

A 16-year-old boy was shot multiple times when answering the door in Philadelphia, police said, while two younger children who were sleeping inside avoided any injuries.

Seven people lost their lives after multiple shootings during a violent weekend in Chicago including one child killed after gunfire erupted at a family gathering.

A child was killed and at least 10 other people were injured, including a 1-year-old and an 9-year-old, when gunfire broke out in Chicago, according to police.

An officer and an 18-year-old suspect were killed during a shootout in Memphis after police responded to a call of a suspicious vehicle. Two other officers and a passenger were wounded.

Ebony Parker, the ex-assistant principal of Richneck Elementary School, where a 6-year-old shot teacher Abby Zwerner in January 2023, has been indicted for child abuse.

One person was killed and five have non-life-threatening injuries, police said.

Former police officer Marcus Johnson shot and killed a man Tuesday morning, authorities said. Johnson is to be considered armed and dangerous.

One person was killed and five others injured, including two children, after gunmen opened fire in a residential area in Washington, D.C., on Wednesday, police said.

Multiple people were injured after gunfire broke out at a celebration to mark the end of Ramadan in Philadelphia on Wednesday, police said.

The shooting happened amid a celebration marking the end of Ramadan.

Police said there appeared to be two factions in the park that began exchanging gunfire during an event celebrating the end of Ramadan.