The wave of mass shootings rattled communities large and small in the US

Gunfire has rocked major population centers like Dallas, Pittsburgh, and Sacramento, California, as well as much smaller communities, including Hampton County, South Carolina, which has a population of 18,000, and Dumas, Arkansas, where there are about 4,000 people.

A look back at some of the major shootings:

DALLAS, March 19

Ten people were shot at a youth spring break party in Dallas and several others were injured as they tried to escape the chaos. One of the injured, an 18-year-old man, later died from his injuries. The shooting happened at the event venue The Space Dallas. Joe Morgan, who was in crowd control, told reporters he heard gunshots from outside the venue and then saw people with gunshot wounds to the chest, arms and legs.

DUMAS, Arkansas, March 19

More than two dozen people were injured and one man was killed when two men exchanged gunfire during a car show, part of an annual community event. Innocent witnesses were sprayed by gunfire, among them several children, two of whom were under the age of 2, Arkansas State Police Colonel Bill Bryant said.

DALLAS, April 3

One person was killed and 15 others were injured by bullets during a concert in an outdoor field. Dallas Police Chief Eddie Garcia said the victims ranged in age from 13 to 29. One person opened fire in the air, then an argument broke out and another shot in the direction of the crowd, Garcia said. He said the event was unlicensed.

SACRAMENTO, California, April 3

Sacramento police say six people were killed and 12 injured outside a bar a few blocks from the state Capitol in a gunfight involving at least five gunmen from rival gangs. More than 100 rapid-fire shots rang through the streets as frightened patrons ran for their lives and others were hit. Police say they have identified at least five gunmen, but there may be more. Police say at least two gangs are involved.

CEDAR RAPIDS, Iowa, April 10

A shooting inside a crowded nightclub in Cedar Rapids left one man and one woman dead and 10 others injured. Police said more than 100 people were inside the Taboo Nightclub and Lounge at the time. Staff members helped treat the injured and used their cars to take some of the victims to the hospital.

NEW YORK CITY, April 12

A gunman planted a smoke bomb and opened fire in a crowded subway car in Brooklyn, injuring 10 commuters and splattered the train carriage and subway platform with blood. After a 30-hour manhunt, police arrested a suspect near a McDonald’s on the Lower East Side of Manhattan after a crook led them there. Part of the evidence in the case includes YouTube videos in which the suspect talks about race, violence and his struggles with mental illness.

COLUMBIA, South Carolina, April 16

A gunman opened fire at a busy shopping center in the South Carolina capital, injuring nine people, police said. Five others were injured while trying to flee the Columbiana Center. The victims ranged in age from 15 to 73, but none of their injuries were considered life-threatening, WH Sheriff “Skip” Holbrook said Saturday. Investigators believe those responsible knew each other and that others were injured when they began shooting each other.

HAMPTON COUNTY, South Carolina, April 16

A shooting at a nightclub injured at least nine people. The attack happened at Cara’s Lounge in Hampton County, according to South Carolina State Law Enforcement. Hampton County is located about 80 miles (130 km) west of Charleston.

PITTSBURGH, April 17

Two teenage boys were killed and at least eight others injured when a shooting broke out during a party at a short-term rental property. Pittsburgh Police Chief Scott Schubert said gunfire was heard both inside and outside the rental home, “potentially cross-traffic.” He said: ‘The cartridge cases found at the scene showed that handguns and a rifle were used. Police believe there were multiple shooters.