Great white sharks killing seals very close to Nantucket prompts swimming ban nbcnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from nbcnews.com Daily Mail and Mail on Sunday newspapers.
This comes days after a great white shark was sighted eating a seal off the waters of Nantucket. Great white sharks were seen devouring a floating dead humpback whale off Nantucket, Massachusetts, this week.