A severe drought is raising concerns that salt water from the Gulf of Mexico could reach water treatment plants near New Orleans, disturbing the entire water supply in the region. WATCH the ABC News Live Stream Here: youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: bit.ly/2vZb6yP Watch More on abcnews.go.com LIKE ABC News on FACEBOOK facebook.com/abcnews FOLLOW ABC News on TWITTER: twitter.com/abc #drought #louisiana #saltwater #watersupply #abcnl #abcnews