Police said two of the victims died at the scene - one was found inside the bar and the other was outside the building. A third victim died at the hospital.
Police said that several people, including two cops, were also wounded by the teen gunman who went on a shooting spree on Monday in a residential area of Farmington, New Mexico, according to Al Jazeera.
The shooting was reported shortly after 11 am. in the area of Brookside Park, and all city schools were placed on what officials called "preventative lockdown." Three nearby schools remained on emergency lockdown.
In the wake of two incidents of mass shootings in Serbia, thousands of citizens took to the streets in the capital city of Belgrade on Monday, demanding better security and a strict ban on violent TV content, reported Al Jazeera.
Mass shootings in the US are being tracked by CNN using data from the Gun Violence Archive, a non-profit group formed in 2013 to track gun-related violence.
Biden has ordered that the flag of the US shall be flown at half-staff at the White House and upon all public buildings and grounds at all military posts and naval stations and on all naval vessels until sunset, May 11.
According to the statement, Biden also stated that they require safe storage, ending immunity for gun manufacturers. "I will sign it immediately. We need nothing less to keep our streets safe," US President said.
A gunman opened fire at a crowded mall outside Dallas on Saturday, killing at least eight people and injuring at least seven before a police officer killed him.
Around 3.30 pm (local time), a shooting was witnessed at the Allen Premium Outlets, an outdoor shopping centre with more than 120 retailers located about 25 miles north of Dallas, according to New York Times.
Giving details about the incident, Atlanta Police Department Chief Darin Schierbaum said that the shooter shot five people, and one of them died at the scene.
Five people were fatally shot, including an 8-year-old, in a Cleveland, Texas, home after a Friday night rampage that started with a noise complaint about gunfire.