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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.

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

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

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