1.   No firearms were found during the shakedowns at the prison, but guards did recover several knives.

2.   A butchers knife was later recovered at the scene.

3.   Authorities have interviewed one witness and recovered a knife they believe to be the murder weapon.

4.   He added that the police had recovered three knives that they believed had been used in the attack.

5.   Later, he admitted he had been there and showed police the storm drain, where they recovered a knife.

6.   Police said they had recovered the knife.

7.   The investigators also recovered a knife, the commissioner said.

8.   The knife was never recovered, but prosecutors said the murder weapon was a pocketknife with a two-inch blade.

9.   The knife was not recovered.