Janett de la Paz Hernandez, 20, was arrested in connection with the murder of Ruben Cueto.
Police found Cueto shot several times in the parking lot of Gamboas Event Center back in July 2013.
Cueto was taken to the hospital after he was found, but died a short time later.
The first person indicted in the case, Humberto de la Paz Hernandez, is still awaiting trial.
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