Phoenix Police is firing off weapons, in hopes the casings from those weapons will offer valuable clues into other criminal cases, across the country. FOX 10's Nicole Garcia reports.

More than 2 dozen spent shell casings were found as a bullet was dug out of a Lawrence tree following an overnight shooting incident.

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A bullet casing found Monday in a Freeport Area Middle School parking lot came from a track starting pistol, according to Buffalo Township police. Chief Tim Derringer said his department was ...

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Investigators believe an adult unintentionally brought the shell casing to Silver Lake Regional Middle School Friday within their belongings, said Kingston Police Sergeant Zachary Potrykus.

Police determined the casing to be a rusted, broken piece of a .32 caliber bullet and decided not to disrupt the school day, officials said. Police are investigating the casing.