Noise Led News Today

A similar scare inside a crowded mall in utah after a loud noise led shoppers to think shots were being fired. it was actually caused by a sign that fell to the ground. in california the fbi has officially opened a domestic terror investigation into the shooting at the gilroy garlic festival that left three people dead and 13 others injured. joining me is barbara mckwaed, msnbc contributor and clint watts, former fbi special agent, now an msnbc national security analyst. clint, let me begin with...