The defense in the war crimes trial of former Liberian President Charles Taylor filed an emergency motion to delay supermodel Naomi Campbell's testimony against him, the court announced Monday.

She is scheduled to take the stand against him at the Special Tribunal for Sierra Leone on Thursday.

Prosecutors say Taylor gave her a diamond during the brutal war in Sierra Leone, contradicting Taylor's testimony that he never handled the precious stones that fueled the conflict.

The defense says it hasn't seen a copy of her testimony, which interferes with Taylor's right to a fair trial. Under tribunal rules, the defense team should get advance access to prosecution witness testimony so it can prepare its arguments....