Prime Ministerr, Narendra Modi has applauded DRDO today on successful test firing hypersonic technology demonstrator vehicle (HSTDV) for the first time. In this landmark achievement, the Defence Research and Development Organisation(DRDO) successfully flight tested the Hypersonic Technology Demonstrator Vehicle (HSTDV) from Dr APJ Abdul Kalam Launch Complex at Wheeler Island off the coast of Odisha on Monday.