Instant Index: Real Life 'Jaws' Scene Spooks Swimmers

David Muir reveals the top stories that have people buzzing this week.
0:31 | 11/17/13

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Transcript for Instant Index: Real Life 'Jaws' Scene Spooks Swimmers
Instead index and a Sunday night into the shark sightings off the coast of Florida you can see that fans in the video three sharks. -- so close off the coast of Sanibel Island Florida so many sting out of the water this weekend. As the warnings. But a start date -- but Italy's Mount Etna volcano blasting the way again check this out. -- Powerful -- an -- and hot lava into the air lighting up the skies over eastern Sicily and nearby airport and closed off. But around the -- at Walt flights for a few hours but the nearby villages were not injured when its site.

This transcript has been automatically generated and may not be 100% accurate.

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