KEY POINTS:
Three people were injured in ugly scenes at a British music awards ceremony in London, with one person seriously hurt. Two others sustained minor injuries at the sixth annual Urban Music Awards at the O2 entertainment complex in southeast London.
One person has been arrested. Police said the most serious casualty may have been stabbed and the other two might have been hit by flying glass.
Leona Lewis, Dizzee Rascal, Duffy and Estelle were among the performers nominated for awards. Soul singer Mica Paris was to be presented with a lifetime achievement award.
Andre Nevling, 24, said a woman at the same table as himself was "covered" in blood. "Obviously the guy who got stabbed must have run straight past her and she's pretty shaken up."