At least one person has been killed and a dozen others were injured at a shooting at a Halloween party in Oklahoma City overnight, according to police.

One person was killed and at least 12 others were injured in a shooting at a party in Oklahoma City, Oklahoma, Saturday night, police said.

A dozen people were shot and one killed in a shootout early Saturday among several people, some armed with rifles, at a Halloween party turned horrific in south Oklahoma City, police said. Police arrested several people after the shootings,

OKLAHOMA CITY -- A shooting at a party held at an Oklahoma event center left one person dead and wounded 12 others, police said. A disturbance led to multiple shots being fired inside and outside the private venue in southwest Oklahoma City around 12:30 a.m. Saturday, Capt. Valerie Littlejohn of the Oklahoma City Police Department said in an email.

OKCPD responded to a mass shooting at 5800 S Agnew Ave around 12:30 a.m. early Saturday morning. OKCPD PIO Valerie Littlejohn confirmed the shooting started off as an argument between two different groups of people.

Oklahoma City police said the shooting happened after an argument broke out between two groups of people around 12:30 a.m.

Get real-time breaking news updates on the biggest event unfolding in the United States, including election, politics, economics, crime, viral and more.

At least one person is dead, and 12 others are injured following a shooting at a Halloween party in Oklahoma City. The incident began with an argument

Capt. Valerie Littlejohn of the Oklahoma City Police Department held a news conference early Saturday morning to address a deadly shootout that happened overnight in southwest Oklahoma City.