An Athens man has been formally charged with manslaughter after a deadly assault outside a Tyler nightclub. Jose Luis Mancio, 31 was in custody on unrelated warrants in Henderson County. He's now charged with manslaughter in the death of 46-year-old Humberto Vergara. Vergara was found last week outside the Boots and Saddle Club in Tyler. He was transported to a local hospital, where he later died. Jose Mancio is in the Smith County jail on $500,000.00 bond.