A series of shootings across the United States left at least 16 dead and dozens injured over Memorial Day weekend.

Gun violence occurred at beaches, high schools and motorcycle rallies, among other places, in at least eight states. The victims ranged in age from teenagers to people in their 60s.

One of the first reports of gun violence over the holiday weekend occurred Friday afternoon when Telemundo Chicago cameras captured a confrontation between two groups of people on Chicago’s North Avenue Beach, nbc chicago informed. The altercation resulted in gunshots but no injuries.

Although no one was injured in Friday’s shooting, more than eight people were killed and at least 32 others injured in shootings in Chicago over the long weekend, according to nbc chicago.

Reports of shootings dotted the rest of the US.

In Baltimore, Maryland, at around 3:30 p.m. Friday, an argument between two men led to gunshots that wounded five people, authorities confirmed to NBC News.

The five people who were beaten have not been identified. The victims had non-life-threatening injuries, according to Baltimore Police Commissioner Michael Harrison. Police are searching for the suspected gunman, according to the NBC News affiliate. WBAL-TV.

In Mesa, Arizona, police arrested 20-year-old Iren Byers in connection with multiple shootings that occurred between Friday afternoon and early Saturday morning, according to a news release from the Mesa Police Department. Byers is accused of killing four people and injuring one person, police say. It was not immediately clear if Byers had retained an attorney for comment.

The injured Mesa victim, a 36-year-old woman, was in stable condition and will be undergoing surgery for serious injuries, said Detective Brandi George, a Mesa police spokeswoman.

Byers was jailed on four counts of first-degree murder and one count of attempted first-degree murder, according to a news release. He is being held without bail, according to the statement.

On Saturday, police were called to the Roxbury Lanes Casino in Seattle, Washington, after receiving reports that shots had been fired. Three people were injured, according to an NBC News affiliate. KOMO, but the severity of the injuries was not immediately clear. The police had andand arrest a suspect starting Monday morning.

In Red River, New Mexico, a suspect was taken into custody after three people were killed and five injured, including the suspected shooter, Saturday night at a motorcycle rally. Police on Sunday identified the dead as Anthony Silva, 26, of Los Lunas; Randy Sanchez, 46, of Albuquerque; and Damian Breaux, 46, of Socorro.

Police identified the suspected shooter as Jacob David Castillo, 30, of Rio Rancho. Castillo was wounded in the shooting and hospitalized. He will be booked into the Taos County Detention Center upon his release, police said. Castillo could not immediately be reached for comment.

Three people were injured, two seriously, in Garden Grove, California, Saturday night, in a shooting at Hot Restaurant and Lounge. Garden Grove Police Sgt. Nick Jensen said the gunman argued before opening fire. Los Angeles informed.

“There was some kind of altercation, so it wasn’t someone who came in from the street and an altercation ensued and the suspect pulled out a gun and shot three victims,” Jensen said.

Customers detained the suspected gunman until officers arrived at the restaurant. Although the suspect was initially detained by police, it was not immediately clear if he had been arrested and charged with any crimes. Neither the suspect nor the victims have been identified by police.

In the early hours of Sunday morning in Atlanta, Georgia, a teenager was killed and another injured in a shooting at an «unauthorized gathering» at Benjamin E. Mays High School, according to a statement from the Atlanta Public Schools.

Police were called to the high school around 2:30 am ET Sunday, where they discovered a 16-year-old woman and a 16-year-old man, who had been shot. The teenager later died from her injuries. The man was transported to a nearby hospital in stable condition.

Authorities identified the deceased as Breasia Powell, according to the NBC News affiliate. WXIA-TV. The Fulton County Medical Examiner did not immediately respond to a request for comment by NBC News.

Later Sunday, around 11:45 am ET, one person was killed in a shooting on a Green Line train at the Navy Yard station in Washington, DC. The Metro Traffic Police tweeted.

“Unfortunately, despite lifesaving measures, the adult male victim was pronounced deceased at the scene,” the traffic police said in the tweet.

The shooter and the victim had a fight on the train. according Deputy Police Chief Andre Wright. Wright said the victim suffered «multiple gunshot wounds» to the upper body.