Back towards that rv and you are watching the video, you can see that moment of clarity for me when i heard guys say, go and check. I saw the biggest flames i have ever seen. The biggest explosions, i mean, and i just saw orange and saw them stumble. And i felt it, i felt the heat and the waves. We will speak to the director of the Tennessee Bureau of investigations in just a moment. But first mike tobin is live in nashville with the latest. Mike. Hi, alicia. They know who bombed downtown nashville, but escaping is the answer why. Lets start with this dramatic footage of the officer you just heard from him. Officer james wells in the area of the blast and he says he heard that voice telling him to check on his fellow officer. And the debris from the blast overwhelmed the area where the officer was standing. This is one time the public giving credit to the police for the fact that the only person killed was the bomber. One of the people who escaped, Jeffrey Rasmussen escaped as the blas