- Prepared Statement By Air Force Space Command Commander Shelton
- Prepared Statement By OSTP Director Holdren
- Prepared Statement By NASA Administrator Bolden
20 Mar: Senate Hearing: Assessing the Risks, Impacts, and Solutions for Space Threats
- Prepared Statement by Ed Lu
- Prepared Statement by James Green
- Prepared Statement by Richard DalBello
- Prepared Statement by Joan Johnson-Freese