An explosion at a metals plant in Ohio sparked a large fire and sent more than a dozen people to hospitals Monday, authorities said. Subscribe to WLWT on YouTube now for more: http://bit.ly/1ipUX3c Get more Cincinnati news: http://www.wlwt.com Like us: http://www.facebook.com/wlwt5 Follow us: http://twitter.com/WLWT Instagram: https://www.instagram.com/wlwt5/