U.S. Strategic Command is broadening its previous guidance on countering unmanned aerial systems to include space and missile defense assets. Those guidelines are now expected to cover nuclear, missile defense and space personnel, facilities and other "critical" assets as directed by the Fiscal Year 2017 National Defense Authorization Act, command spokesman Capt. Brian Maguire told Inside the Air Force July 28. The new documents are still in the works, and Maguire did not say when officials expect to finalize the...