Why on earth would someone on trial for the horrific murder of her roommate be wearing such a pleased expression? In this photograph, Amanda Knox is being led to the courtroom in Italy, where she and her boyfriend are being tried for the murder and sexual assault of her British roommate, fifteen months before. You can read all about it here.
The point is this is terribly serious and her almost delighted body language makes me wonder what is going on in her mind. It seems a bit twisted to me, because guilty or innocent, a somber expression might be more appropriate?