The BP oil spill is still dominating headlines, 50 days after the Deepwater Horizon rig exploded. But how much oil leaks into the Gulf on any other day of the year? Satillite images and photographs from the region indicate that there may be two other offshore drilling units leaking oil into the ocean.
Calling all HuffPost superfans!
Sign up for membership to become a founding member and help shape HuffPost's next chapter