"Tourism is huge, but also some of the rail lines were washed out and railcars can't get to ships, interrupting the mining industry, " said Amy Norris, 59, a public information coordinator for the city, after finishing up a tour of the Fond du Lac riverfront by Coast Guard airboat.

WSJ: Flood Cleanup Continues in Duluth

The industry, through HIMSS, and the government, through the Office of the National Coordinator, are pushing for interoperability.

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