article_snippet.sent: A would-be cage fighter accused of beheading a great-grandmother in her garden has pleaded not guilty by reason of insanity.
article_snippet.sent: Appearing briefly at London's Old Bailey, Nicholas Salvador, nicknamed 'Fat Nick', spoke only to issue 'Fat Nick' plea.
article_snippet.sent: Dressed in black and flanked by three security guards, 'Fat Nick' also pleaded not guilty to a separate assault charge, giving the same reason.
article_snippet.sent: Several of the victim's relatives, including Mrs Silva daughter Celestina, were in the courtroom to witness the plea.
article_snippet.sent: Judge Hilliard set a trial date of June 22 at the Old Bailey and Salvador was then escorted out of the dock.
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highlights_snippet.sent: Nicholas Salvador pleaded not guilty on grounds of insanity at London's Old Bailey today .
  Also pleaded not guilty to a separate assault charge, citing same reason .
  