China is conducting substantial research into both countering and developing hypersonic, precision-guidance, and boost-glide technologies, with the DF-21D and WU-14 weapon systems as just two recent examples, according Dr. Lora Saalman, Associate Professor at the Asia-Pacific Center for Security Studies. In her independent paper, "Prompt Global Strike: China and the Spear," she states that the amount of this research, conducted by technical and military institutes in China, dwarfs that heretofore available on ballistic missile defense-related technologies. She argues that much of this Chinese research has been driven by and linked to such U.S. programs as prompt global strike (PGS) and ballistic [...]