"It's going to be a tough fight, good fight. Of course I'm going to be looking for a finish. To win against a top opponent and change his zero to one loss, that would be good," he said. "I'm not ...

To test their hypothesis, the researchers coded the smile intensity of 152 UFC fighters one day prior to their fight. The photographs were taken during the traditional face-off between the fighters.

All four fighters competing for world titles at UFC 311 hail from the Caucasus region. RFE/RL spoke exclusively to Georgian UFC champion Merab Dvalishvili to ask him why fighters from Georgia ...