The gunman at Sandy Hook Elementary School allegedly used a .223 caliber rifle. This is one example of a gun that uses this caliber. Update 9:50am, December 17, 2012: The New York Times reports that ...

Sources: Mom bought assault-style rifle and two pistols from 2010-2012. Dec. 17, 2012— -- Law enforcement officials said that Adam Lanza was armed with four firearms when he started his rampage ...

HPR’s line of .223 ammunition will leave officers confident of their shot. HPR Ammunition is American Made. Components, including brass, primers, powder, and projectiles are assembled in the USA.

Search warrants released Thursday laid bare the extent of Newtown school massacre suspect Adam Lanza's arsenal. Here is a catalog of the weaponry found at the school where 20 children and six staffers ...

CrimeBeat Q&A is a weekly feature where reporters answer readers’ questions about local crimes and the law. What exactly is a high-powered firearm? There’s no legal definition so it depends on whom ...

According to "assault weapon" ban proponents, the AR rifle's lethality is all about how fast its bullets travel. The Washington Post recently claimed that "what makes [the AR] so deadly is the speed ...

The 22-250 vs 223 is a great cartridge comparison because both use the same diameter bullets and both are stellar choices for varmint and predator hunting . The 22-250 Remington is the older cartridge ...