Christos Giagos and Jorge de Oliveira RIO DE JANEIRO – Christos Giagos wasted no time putting his grappling advantage to work against Jorge de Oliveira . He took de Oliveira (7-2 MMA, 0-2 UFC) down and roughed him up from mount before securing a rear-naked choke to force the tap at 3:12 of Round 1, earning Giagos (11-3 MMA, 1-1 UFC) his first UFC victory.
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