Unabated random shooting continue in the United States and this time two persons were killed and three injured in shootings at four stores of 7-Eleven in Southern California, authorities said.

A shooting occurred at a 7-Eleven store in Brea, a city in northern Orange County, at about 4:18 a.m. on Monday, leaving a man dead, according to the Brea Police Department.

"Our preliminary investigation suggests that the clerk was killed during a robbery. We later learned that a similar incident took place at a 7-Eleven at La Habra," the Department tweeted.

Shooting in USA
Police officers work at the scene of a fatal shooting (FIle photo)IANS

La Habra is a city in the northwestern corner of Orange County. The La Habra Police Department said in a press release that their officers responded at about 4:55 a.m. to a robbery at a 7-Eleven store, Xinhua news agency reported.

"Officers arrived at the location and discovered two victims that were suffering from gunshot wounds," said the La Habra Police Department, adding that both victims were transported to a local hospital and are in a stable condition.

The Santa Ana Police Department also said a man was fatally shot at 3:25 a.m. at a 7- Eleven store in the city, the seat of Orange County.

Based on surveillance photos of the suspect in the Brea and La Habra shootings, police said they believe it is the same suspect in Santa Ana, according to the City News Service, a regional wire service covering Southern California.

7-Eleven logo
7-Eleven logo7-Eleven

In addition, a customer was shot in Riverside County, a 40-minute drive from Orange County, at about 1:50 a.m. in what police described as an apparent robbery at a 7-Eleven store, reported the City News Service.

Police officers have not connected the fourth incident to the three shootings in Orange County.

Authorities said they will be alerting other 7-Eleven stores to take additional safety precautions, FOX 11 Los Angeles television station reported.

"Our hearts are with the victims and their loved ones. We are gathering information on this terrible tragedy and working with local law enforcement," 7-Eleven, an American multinational chain of retail convenience stores, said in a statement.