As you stated, he was outside your house. How the hell is that inside your property? People can stand in your "garden", the area around your house. But if they come in, then you can do what you want. But shooting someone in the leg for being near the base is a totally random reason to shoot someone.

As you stated, he was outside your house. How the hell is that inside your property? People can stand in your "garden", the area around your house. But if they come in, then you can do what you want. But shooting someone in the leg for being near the base is a totally random reason to shoot someone.