Rip Currents - A Common, Dangerous Phenomena

Each summer dozens of swimmers die tragically at the beach, caught in the relentless grip of powerful rip currents. ABC News' Chief Investigative Correspondent Brian Ross has words of warning and expert tips to help you avoid their potentially deadly grasp. In this video clip, Ross describes how rip currents form and Bill Soltz of the United States Lifesaving Association explains how swimmers can get caught in them.