Which makes our alibis even more useless than they already are.

[And then he winces.] Uh, I might have actually took the bolt out when we were investigating to see if there was any blood on it before putting it back in, so that could explain why it came out more easily. Sorry about that. But I was careful about reinserting it, I know I didn't change how deeply it was embedded or the angle of entry or anything like that.