Air Quality Alert

until THU 2:00 PM PDT, Adams County, Asotin County, Chelan County, Douglas County, Ferry County, Garfield County, Grant County, Lincoln County, Okanogan County, Pend Oreille County, Spokane County, Stevens County, Whitman County

Air Quality Alert

until THU 12:00 PM PDT, Benton County, Columbia County, Franklin County, Kittitas County, Walla Walla County, Yakima County

VIDEO: Runner's view of explosion

By Vickie Ilmer

Published April 16, 2013

Video courtesy of CNN