The 3D-printed gun that health care CEO killing suspect Luigi Mangione had when he was arrested this week in Pennsylvania ...

The gun found on the man charged with killing United Healthcare’s CEO matched shell casings found at the site of the shooting ...

The gun found on the suspect in the killing of UnitedHealthcare CEO Brian Thompson matches shell casings found at the crime ...

The ghost gun allegedly in Luigi Mangione's possession when he was arrested has been matched to three shell casings recovered ...

Commissioner Jessica Tisch also said Wednesday that lab results matched suspect Luigi Mangione’s prints to a water bottle and ...

A black pistol found in the backpack of UnitedHealthcare shooting suspect Luigi Mangione appeared to have been a ghost gun, ...

Andrew Sanchez, 18, was booked into jail on felony charges of child endangerment and criminal storage of a firearm, according ...

The firearm found on the suspect in the murder of the UnitedHealthcare CEO is believed to have been an untraceable ghost gun, ...

The ghost gun allegedly in Luigi Mangione's possession when he was arrested has been matched to three shell casings recovered ...

Ghost guns, like the weapon the NYPD said UnitedHealthcare shooting suspect Luigi Mangione had when arrested, can be ...

Republican state lawmakers in Florida have filed two bills that would roll back gun control measures passed in the wake of ...

A national vigil was held in Washington, D.C. to mark the 12 years since the 2012 Sandy Hook elementary school shooting.