Along the Mother Road
The Alaskan Way Viaduct is shown on Friday, March 9, 2018, in Seattle.
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The Alaskan Way Viaduct is shown on Friday, March 9, 2018, in Seattle.
Credit: KUOW Photo/Megan Farmer

The risks of tunnel tolling, congestion pricing and I-5

Kim Malcolm talks with reporter Carolyn Adolph about the risks faced by the state of Washington as it considers tolling the Highway 99 Tunnel.