The Pacific Surfliner train in Southern California runs along some of the most beautiful coastlines in America. But some fear it might soon fall into the ocean. WSJ’s Jim Carlton reports on how coastal erosion is impacting an iconic train route and the controversial plans to move parts of the line inland.   Further Reading: - The Race to Keep an Amtrak Train From Falling Into the Pacific  Further Listening: - What Caused a Train to Derail in East Palestine, Ohio?  Learn more about your ad choices. Visit megaphone.fm/adchoices