Darren Rosenberg
From Openwaterpedia
Darren Rosenberg is an American escort pilot for the Catalina Channel Swimming Federation from California. He holds a patent for SR-91 polarized products together with his brother Steve Rosenberg.
Darren Rosenberg is an American escort pilot for the Catalina Channel Swimming Federation from California. He holds a patent for SR-91 polarized products together with his brother Steve Rosenberg.