This kid opened his door to a cop pounding on it. All because he had just crossed the street in front of his house with headphones on. And what you are about to see is a massive violation of the Fourth Amendment and a cop finally getting what he deserves. >> Sheriff's office, open the door now. If you don't open the door, we're going to write a warrant and kick your door in. Step out now. >> Why? >> What is going on? >> Put your hands behind your back now. >> I call my mom. >> Put your hands behind your back. >> I just want to know what's going on. YOU CAN STAND AND RECORD ALL YOU WANT, BUT IF YOU KEEP IT UP, YOU'RE GOING IN HANDCUFFS NEXT. >> WHAT'S GOING ON? I don't understand. >> You're being detained right now for failing to abide by my instructions to stop. >> I was listening to my music. I didn't >> How do I know? You're wandering around in the middle of the road with death screen violation. >> I was checking my mail. My mailbox is in his yard. >> So, when I knock on the door and I say, "Come out." And you're like, "Why? Why? Why?" It's perfectly reasonable to put my hands on you. So nothing happened to the cop at first, but when the video went viral, he got investigated and suspended for three whole