Saturday's bout between Donald Cerrone and Joe Lauzon for the UFC Fight Night card was canceled, with Lauzon suffering from a knee injury.
MMA insider Ariel Helwani first reported the news, noting Lauzon pulled out because of a "health issue" after having felt under the weather.
Lauzon later said he was dealing with a knee injury that caused it to lock up.
“So I’m not fighting Cowboy Cerrone tonight,” Lauzon said, via Mike Heck of MMA Fighting. “The freakiest weirdest thing ever: I weigh-in officially, I got sit down, and I got to put my socks on, I turn my knee out, and my knee locks out.