1.   Westmore James left the scene, the knife was found abandoned in a toilet at Banbury Station.

2.   Archaeological digs have found knives dating back more than a million years.

3.   A bloody kitchen knife was found near the scene, as was a BB gun, Sanders said.

4.   A large folding knife was found in the car, he said.

5.   A folding knife was found beside him.

6.   A knife was found at the scene with no blood on it.

7.   A knife was also found.

8.   Finding the knife would provide a potentially clean DNA sample and allow them to avoid exhuming the body.

9.   In the trial, prosecutors argued that the blood came from a knife that Sheppard had used to kill his wife, even though no knife was ever found.