UFC Vegas 68: Sergey Spivac defeats Derrick Lewis' strength and wins by submission in the first round.

Derrick Lewis' adversary, the referee, was nowhere to be seen.

Lewis wasn't fighting in Houston, where he was under so much pressure to put on a show for the locals, but rather in Las Vegas.

At 3:05 in the first round, Sergey Spivac pummelling Lewis until he finally made him submit to an arm triangle.

Spivac, a combat sambo fighter from the Republic of Moldova, had Lewis stumped, though.

Lewis would struggle to stand up before being thrown back to the ground by Spivac.

When prompted to name a challenger for his upcoming fight, Spivac chuckled and indicated he wants Jon Jones. Former UFC light heavyweight champion Jones is renowned.