By Catherine Welch
http://stream.publicbroadcasting.net/production/mp3/whqr/local-whqr-588064.mp3
Wilmington, NC – The Atlantic Intracoastal Waterway is like a highway for boaters and barges traveling up and down the east coast. But that watery highway is filling up with sand, making it nearly impossible to navigate in some spots. WHQR news takes a look at the issue in this special documentary