Associated Press
FILE - In this Dec. 28, 2011 file photo, traffic moves across the Highway 520 floating bridge toward Seattle from Medina, Wash., as a sign announces the start of tolling. Republican gubernatorial candidate Rob McKenna says Washington state's multi-billion dollar transportation needs could ultimately require voter-approved taxes, but his Democratic counterpart, Jay Inslee, isn't yet ready to support any specific financing plan. (AP Photo/Elaine Thompson, file)

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