Jet Skis: Aquatic Motorbikes

The racket of a loud motorcycle out on the water: the jet ski controversy is here. Under a new proposal by the National Park Service jet skis would be banned or restricted in all but 12 of the nation’s national parks. The move is the latest twist in the heated debate about jet skis. Sales are booming, to the dismay of those who say the vehicles are noisy, dirty and dangerous. Rosy Weiser reports from San Francisco, one city that’s recently moved to muffle the jet ski.