SAN DIEGO (CBS 8) - El Nino is warming up local waters and bringing some animals we don't usually see closer to our shores. 

Divers have spotted several hammerhead sharks right off the coast of San Diego. 

In this CBS News 8 video story, Shawn Styles reports from Mission Bay with the story behind the amazing video.

Some of the footage used in this video story was shot using a GoPro camera.