6x22 - Baywatch

While in training for underwater Olympic techniques, Cody and Stephanie find a rare Spanish gold medallion on the ocean floor and Cody becomes obsessed to find more gold, much to C.J.'s chagrin. But things take a turn when a couple of drug smugglers happen by to retrieve a package of cocaine they threw overboard and Cody gets the bends after rescuing Stephanie from the smugglers during a scuffle on the ocean floor.