Acid attacks by motorcycle now spreading to U.S. cities

A sulfuric acid attack on five women in Jersey City in June signals a troubling shift. This method—throwing corrosive liquid from moving motorcycles—has been a problem in Britain for years. Now it's appearing in American cities. Law enforcement faces real challenges: suspects vanish quickly on two wheels, weapons are hard to regulate, and police have little time to respond. Yet city cameras may help catch attackers.