Will Police Gun-Mounted Cameras Be More Effective?

The use of cameras by police departments — whether body-mounted or on automobile dashboards — has become much more common in just the past few years. Now, some cities and towns — including Williams, Arizona — are testing gun-mounted cameras as an innovation. Will they be more effective? What are the concerns and possible pitfalls? Hear Dr. White's thoughts here: https://kjzz.org/content/589816/will-police-gun-mounted-cameras-be-more…