The Pentagon's No. 2 military official said today he is using internal budget deliberations to try to increase future spending on the Space Sensor Layer program to track hypersonic missiles and other potential threats around the globe. Vice Chairman of the Joint Chiefs of Staff Gen. John Hyten extolled the virtues of the Space Sensor Layer, also called the Hypersonic and Ballistic Tracking Space Sensor, during a virtual event with the Hudson Institute. "I won't share the internal budget deliberations...