A high school graduate from the Midwest who moved to New Orleans to embark on his first project as an AmeriCorps member was gunned down on a street corner there Monday night. Joseph Massenburg, 18, was walking in the Leonidas neighborhood shortly before 11 p.m. when he was shot several times and killed. “All he wanted to do was give his life to service,” his father said.

—The Times-Picayune

A three-year-old child was injured Monday afternoon in Sandy Springs, Ga., after shooting himself in the thumb at the home of his father’s girlfriend. The child crawled under a bed where Shaunell Robinson, 28, kept a .380 pistol. The child then discharged the gun. Robinson has been charged with reckless conduct.

—Sandy Springs Patch

An 18-year-old high school football player was accidentally shot while riding in a pickup truck in Ottawa, Ohio, Monday. Tristan Parker was riding in the back seat of the pickup when his friend apparently showed him his new Glock handgun. It discharged, and Parker was shot in both legs. He was treated at the hospital. There were no charges filed.

—Toledo Blade

A teenage girl returning from school Tuesday found her mother shot to death inside the family’s Harris County, Tex., home. Family members identified the dead woman as Darlishia Watson, 37, mother to three teenage daughters and a younger son. Her 17-year-old daughter found the body about 3:30 p.m. Homicide detectives said there were no signs of forced entry.

—Houston Chronicle

One person is dead after an afternoon shooting in north Minneapolis Tuesday afternoon. Police were called to the scene after a 911 caller said that a man was shot and lying in the street. There are no suspects in custody.

—Associated Press

An alleged gunman was shot in the leg during an attempted home invasion early Tuesday morning in Macon, Ga. John Anthony Brown, 20, and an unknown suspect are accused of pushing their way into a house around 12:10 a.m. As a man opened the door, Brown allegedly shoved a revolver through the opening and declared he was going to rob him. The man and Brown fought over control of the gun, which discharged, hitting Brown in the leg. After he is treated, Brown will be taken to jail.

—The Telegraph

A 17-year-old was shot in the leg as he walked by the Magnolia Court Apartments in Meridian, Miss., Tuesday evening. The wound is not life-threatening. Police have few leads.

—WTOK

A shooting in San Francisco’s Bayview District injured a man and a woman Tuesday afternoon. The shooting was reported around noon at West Point and Middle Point roads. The man, 29, had been shot in the torso; his wounds are life-threatening. A 22-year-old woman was shot in one of her legs. Police are investigating.

—CBS SF Bay Area

Two people were wounded in a shooting Monday night in the parking lot of a Stop & Shop supermarket in Clifton, N.J. Police were called around 8:45 p.m., by which time the shooter and at least two others had fled.

—NorthJersey.com

A 29-year-old barbershop owner was shot once in each leg Monday night in Lancaster City, Pa. Just before 9 p.m. the gunman entered the Karved Creations Barber Shop and opened fire on the owner. Detectives do not believe the shooting was a random event.

—The Patriot-News

A 26-year-old man was shot and critically wounded Tuesday afternoon in West Philadelphia, Pa. The victim was shot twice in the right thigh and once in the left thigh around 3:20 p.m. Police reported no arrests.

—Philly.com

According to Slate’s gun-death tracker, an estimated 3,293 people have died as a result of gun violence in America since the Newtown massacre on December 14, 2012.