One man approached the other, pulled out a knife and stabbed the other near the neck, according to investigators.
At that point, police said the man who had been stabbed pulled out a gun and shot the alleged stabber. That man was struck at least once in the chest.
Police said that man – who has not been identified – was pronounced dead at the scene.
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According to police in Memphis, Tennessee, the man who was stabbed in the incident was an off-duty Memphis police officer.
Police said the off-duty officer was a “victim in this incident,” so they are not releasing the officer’s identity.
He was taken to Regional One hospital in critical condition.
Horn Lake police continue to investigate the incident.