If you're going to attempt to rob an 88-year-old man, you better hope it isn't this guy.

When 88-year-old John Nixon interfered with a group of men who were attempting to rob a woman on the streets, things took an unexpected turn. While the men decided to leave the woman alone, they then turned to John for his funds. Little did they know, the man just so happened to be a Korean war vet, trained commando, and did intelligence gathering in Germany, Egypt and the Middle East.

Here the story here: