knife

Police said that officer Jeremiah Leland came to the scene and ordered Gonzalez to drop his knife. Police said Gonzalez failed to drop the knife and advanced toward Leland, prompting Leland to shoot him. Gonzalez was pronounced dead at the scene.

One of my supervisor's at work is being stalked by a guy she doesn't know. She bought a knife to protect herself from him in case he tried to attack her. When he did approach her, she pulled the knife out on him. When the police got involved, the officer told her that if she stabbed him, she...

Lets say I was in a struggle with a perp, is it ok for me to use a pocket knife if I don't have the ability to reach my gun and I feel my life is in danger. What force am I allowed to use to protect myself in this type of instance?