Mighty Mississippi, America's water highway, is dangerously low

The crew of the dustpan dredge Hurley has been working around-the-clock for months to deepen the channels so boats and barges can pass through.

A boat pushes coal barges up the center of the river after the water level on the Mississippi river dropped to near historical lows in Baton Rouge, Louisiana on October 18, 2023. (Credit: AFP)