We take a break from our usual way of doing things at The World, and take a 40-minute, 1,000-mile journey down the Mississippi with reporter Jason Margolis. The Mississippi is a critical trade corridor that delivers US goods and commodities to the rest of the world and brings goods into the US from abroad. But up and down the Mississippi, new pressures are being put on America’s inland hydro highway, a strain that's only becoming more acute with the impacts of climate change. Also, we're following the latest developments on Brexit and protests in Hong Kong. And, what are the links between Hurricane Dorian and climate change?