Karlos Vemola Out of UFC 128

According to MMA Fighting:

Karlos Vemola has been forced to pull out of his scheduled UFC 128 bout following a health issue, MMA Fighting has learned.

The withdrawal leaves Luiz Cane temporarily without an opponent.

According to a source with knowledge of the situation, Vemola was recently diagnosed with a serious infection that has left him unable to train. Faced with the issue, he was forced to pull out of the fight.

Karlos Vemola vs. Luiz Cane was expected to be a part of Spike's UFC 128 Prelim show. More updates coming soon.

[UPDATE] - Vemola is out because of a mouth infection according to Sherdog.com:

Sherdog.com learned from sources close to the fighter on Tuesday afternoon that the 25-year-old prospect has been struck with a mouth infection that stemmed from a training injury. Vemola may have to undergo mouth surgery to combat the infection.