The driver’s-side middle window of the minivan, a junker owned by Hugo Auto & Truck Parts in Hugo, shattered on contact after Johnson tossed a 1-inch blunt-spiked metal ball at it.

But many golfers wonder if this is just another fad, like orange golf balls, or if it's a change that's here to stay, like metal woods. According to Kelly Elbin, vice president of marketing for ...

The one-inch diameter breaching device, seen at bottom center, is a blunt-spiked metal ball designed so first responders can shatter tempered auto-glass during emergencies.