Seattle police recover machine gun and ghost gun from scene of mass shooting

Seattle police recovered a modified machine gun and an untraceable 'ghost gun' from a mass shooting at a food festival that left three people dead, including one of the suspects, and at least five others wounded. The incident involved at least three suspects, one of whom was a 19-year-old who died at the scene, while a 15-year-old suspect was arrested, and another remains at large.