Oscar De La Rosa

Oscar De La Rosa, the lead singer of, was attacked in Houston, The Associated Press reports.

Early Monday, De La Rosa and his driver were knocked unconscious outside of a Houston club by a man they didn't know, according to band member Armando Lichtenberger Jr. De La Rosa suffered facial cuts, eye damage and two lost teeth. No arrests have been made in the attack.

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La Mafia won the Latin Grammy Award for Best Tejano Album in 2006 for their album "Nuevamente."