https://spectrum.ieee.org/automaton/robotics/robotics-hardware/darpa-subterranean-challenge-urban-circuit-previewFebruary 17, 2020/Client: DARPA /by Beth Boyter https://spirecomm.com/wp-content/uploads/2018/07/IEEE-Spectrum-2-e1563905647308.gif 45 125 Beth Boyter https://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.png Beth Boyter2020-02-17 18:12:572020-02-19 18:13:55DARPA Subterranean Challenge: Urban Circuit Preview