In tonight's episode of "Cesar 911" I show how the combination of a fearfully aggressive dog and a timid owner creates a vicious cycle. It's up to the human to step into the leadership role to resolve the problem. Watch tonight at 9/8c on Nat Geo Wild. | Cesar Millan

Hey Europe, I'm coming to you this spring with my BRAND NEW Live Show! You won't want to miss this --18 shows, 17 cities, and 11 countries. Come join my global pack in a city near you. See you there! For tour dates, tickets, and more info visit: http://cesarmillanlive.com/ Don't see your city right now? Don't worry, I'll be announcing more dates soon. Stay tuned. | Cesar Millan

Don't miss Cesar Millan LIVE! This Friday, September 7th, Cesar Millan will be at the Mansfield Center doing live training demonstrations and much more!! Click here to get tickets before they are sold out: https://bit.ly/2wHDV0m | KRTV Great Falls

When Speed went live, he provoked a dog and paid the price with a bite. This viral clip shows exactly why dogs should never be teased or provoked. What looks like play can quickly turn into pain when the dog feels threatened. In this Cesar React, I explain the body language everyone missed, why the dog reacted the way it did, and most importantly, how to avoid situations that put you and the dog at risk. 🐶 In this reaction, you’ll learn: 🚫 How to avoid getting bitten by a dog 👀 What dog body