SAN FRANCISCO -- Two males were shot in separate incidents in San Francisco Sunday morning, according to the Police Department.

The first shooting occurred at about 12:30 a.m. in the area of McAllister and Fillmore streets in the city's Alamo Square neighborhood, police reported.

A male victim was shot twice and suffered non-life threatening injuries, according to police. The victim was reportedly uncooperative with police and would not tell officers what happened, police said. No arrests were made, police said.

Another shooting occurred at about 3:10 a.m. during a robbery in the 100 block of Persia Avenue in the city's Excelsior neighborhood, police reported.

Two male suspects reportedly approached two other males on the street and demanded money. The victims reportedly attempted to defend themselves, but one of the suspects had a gun. One of the victims was shot and transported to a hospital with life-threatening injuries, according to police.

The other victim was not shot, and the suspects were able to flee the scene, police reported. No arrests were made.

The incidents were the city's second and third shootings since Saturday night, police said.

Police responded to a shooting Saturday night that left a man with minor injuries to his leg. Officers were dispatched to the 1900 block of Sunnydale Avenue in the city's Visitacion Valley neighborhood around 9:30 p.m., the department reported.

The victim was shot at least once in the leg and told officers he didn't know who shot him, according to police, who said the man was not cooperating with officers in tracking down the shooter.