Deep inside headquarters of the Baltimore Police Department, a vault holds thousands of artifacts from a generation of gun crime and clues to a tide that may be turning. Most of the firearms ...

Below are examples of what some ghost guns can look like. Brown said they're arguably marketed to children. I’m sure the child thought that it was a toy," Brown said. "Frankly, they look like ...

But despite the ease of acquiring legal weapons, a robust black market still exists to traffic in things like "ghost guns" (no serial numbers) and machine gun converters (which make a semi ...