Hmmmm... Karras wasn't a linebacker. He was a Defensive Tackle.
Now you could have added Joe Schmitt, who played MLB for the Lions during Karras' career, to your list.
Anyway... RIP to Alex.
My bad, was a long time ago. The statement still stands for the other two though.
“No, no. Don’t shoot him. If you shoot him you’ll only make him mad.”
R.I.P. Alex Karras