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BOCA RATON (CBSMiami) — Authorities in Palm Beach County have arrested a third man in connection with the murder of an FAU student.

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Alexander Eddie Gillis, 22, of Miami, is accused of killing Nicholas Acosta, 19.

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Acosta was gunned down in December at a Boca Raton apartment back that houses college students.

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Two other men, Rodrick Demetrius Woods, 23, and Donovan Malik Henry, 19, have also been charged in his death.