By Dan Stubbs , August 4, 2014 9:26
Man's finger is bitten off at Jay Z and Beyoncé concert
Roberto Alcaraz Garnica has been arrested on suspicion of sexual battery and mayhem
The incident began when 25-year-old Roberto Alcaraz Garnica, of San Diego, groped a woman at the stadium, reports CBS Local.
When the woman's boyfriend confronted Garnica, there was a physical altercation during which Garnica allegedly bit off the end of the other man's finger, police said.
Garnica was arrested on suspicion of sexual battery and mayhem, which is legally defined as disabling or disfiguring a part of a victim’s body.
The boyfriend, said to be in his 20s, was taken to hospital.
The incident occurred during the first of two nights of Beyoncé and Jay Z's On The Run tour at the Pasadena stadium.
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