The school shooting in Santa Clarita, California on Thursday is the 11th shooting that took place inside the campus of an American educational institution this year.
These shootings occurred in gyms, classrooms, parking lots, hallways and at a crowded high school football game, injuring and killing several people.
A report by The New York Times published a list of the school shootings that occurred so far in 2019.
January 31: Memphis, Tennessee
A 14-year-old student at Manassas High School was shot with a pellet gun at school. The student's injury was not life-threatening.
February 8: Baltimore, Maryland
A man entered the Frederick Douglass High School, and shot and injured a staff member, prompting students to hide in their classrooms at the sound of gunfire. The police said they believed that the gunman had targeted the victim, a 56-year-old special education assistant.
February 12: Kansas City, Missouri
A teenage girl was shot and killed outside a high school after an argument at an evening basketball game. The police said that the shooter and the girl knew each other, and the suspect had waited in the parking lot for her.
February 26: Montgomery, Alabama
A 17-year-old student at Robert E Lee High School was shot and injured by another student. The school was placed under a lockdown and the attacker was arrested. According to media reports, it was the second time in two years that a student had taken a gun to that school and shot another student.
April 1: Prescott, Arkansas
A 14-year-old eighth grader at Prescott High School was shot and injured by a classmate, who the authorities said took a concealed handgun to the school.
April 30: Charlotte, North Carolina
Two students were killed and four others wounded after a gunman opened fire in an anthropology class at the University of North Carolina at Charlotte. One of the students who was killed, Riley Howell, gave his life trying to stop the gunman.
May 7: Highlands Ranch, Colorado
One student was killed and eight others were injured in an attack on an English class at Stem School Highlands Ranch. Two students were apprehended and charged with the shooting, which took place near Columbine High School, the site of a massacre 20 years ago.
May 7: Savannah, Georgia
A Savannah State University student was shot and wounded in a residential hall on campus. The authorities said the man arrested in the shooting was not a student.
August 30: Mobile, Alabama
Nine people between the ages of 15 and 18 were wounded when gunfire broke out at a high school football game. The police arrested and charged a 17-year-old student for the shooting, and later sought a second assailant when they found evidence of shots fired by a different gun.
October 24: Santa Rosa, California
A 17-year-old gunman shot a schoolmate twice just outside Ridgway High School. According to the police, the victim survived.
November 14: Santa Clarita, California
A 16-year-old girl and a 14-year-old boy were shot dead by a 16-year-old student at Saugus High School. He injured three others before shooting himself in the head.