When we come upon a dangerous situation unfolding, it's common to feel compelled to either run away or freeze in place. One is a natural response to putting as much distance between you and the danger as possible and the other keeps you from making any sudden moves in case the danger is something that can notice you.
However, we're lucky enough to live among some people who get a surge of adrenaline from these situations that leads them to take action. And although this response often comes with the highest risks, it also makes for the most rewarding results when they're able to resolve the situation.
And as the full video shows, we truly never know when that instinct will trigger for us.