Long lines of firearms aficionados waited outside a gun show in Costa Mesa Saturday that was expected to draw a crowd in part because ammunition is reportedly in short supply at Southern California retail outlets.

The event, held at the OC Fair and Event Center and slated for Saturday and Sunday, was expected to draw some 25,000 attendees.

On Saturday morning, thousands waited for hours in get in, and then waited again to purchase ammunition. Some attendees said items went quickly and were overpriced...

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