A forensic audio expert says at least 10 shots are fired in the recording . Lawyer : The FBI questioned a man whose audio might contain the Michael Brown shooting . The audio was recorded during a video chat with a friend . He's not sure if it is him, but he doesn't know who else could have been there.
A forensic audio expert says at least 10 shots are fired in the recording . Lawyer : The FBI questioned a man whose audio might contain the Michael Brown shooting . The audio was recorded during a video chat with a friend . CNN can not independently confirm whether the shots heard were from the Brown incident .