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An investigation was underway Saturday into a deadly shooting outside a bar in Orange that was the subject of a reality television series in 2012, authorities said.

Police respond to a shooting at the Second Base Bar & Grill, Orange, Nov. 23, 2013 (KTLA)

One man was killed at the Second Base Bar & Grill just after midnight, when someone opened fire in a parking lot behind the building, according to the Orange Police Department.

The incident began with an argument inside the bar, then spilled out into the parking lot, police said.

The victim, described as a man in his 30s, was pronounced dead at the scene.

The gunman and two others fled in a white vehicle, police said.

Orange police urged anyone with information to call them at 714-744-7444.

Second Base, which is located at 1535 West Chapman Avenue (map), was the subject in 2012 of the Spike TV series, “Bar Rescue.”