Watch “Entourage” star Adrian Grenier swim alongside bluefin tuna, one of the fastest and most endangered fish in the ocean. Join Adrian and sign up to help Oceana save bluefin, before they’re gone for good. Go to oceana.org/goingfast.

Director: Klaus Obermeyer
Editor: Marc Flennert

Loading more stuff…

Hmm…it looks like things are taking a while to load. Try again?

Loading videos…