"US mass shootings are not outcome of single factor but are from failures within health, legal, and social spheres - accentuated by lack of gun control."
A grand jury has indicted the man accused of shooting and killing several coworkers, and then shooting Maryland State Police troopers responding to the scene.
Joe Louis Esquivel, a 23-year-old from West Virginia has multiple charges in connection to a shooting that left three people dead and one critically injured in MD.