Herndon hazmat evacuations: Residents return home after chemicals deemed ‘safe'

Officers discovered "suspicious chemicals" while searching a home in Herndon, Virginia, leading authorities to evacuate nearly two dozen homes in the area. "It is an evolving situation. We don't have a lot of details about what was found in the house at this point, but we do thank our citizens for being patient with us," Herndon Police Chief Steve Pihonak said.