NASHVILLE, Tennessee -- Police in Nashville are looking for what they call "cold-blooded killers."
Two gunmen are believed to be behind a string of recent shootings.
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Investigators say they are trying to track down a dark Chevy sedan that the shooters were last seen driving.
The suspects allegedly ambushed a group of friends outside a bar Friday night, demanded money and then shot and killed two people.
One of the victims was a beloved musician who was out celebrating his birthday.
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There were also at least two separate robberies and shootings within the last two weeks.
Police are stepping up patrol and urging residents to be alert.