KGO ABC World News With David Muir June 28, 2017
Whites swimming in one of americas most popular tourist spots. The new warning this summer. And good evening. Im tom llamas in for david, and we begin with that breaking news tonight. The severe tornado threat as we come on the air. Six states on alert, and the images are just coming in. This tornado touching down in stewart, iowa in the center of the state. Dark clouds covering the sky. Take a look. This twister forms in southwest iowa. Tornado sirens blaring, giving warning that were getting reports of intense damage already. Abcs senior meteorologist, rob marciano starts us off tonight. We ...