https://hackaday.com/2020/02/20/darpa-subterranean-challenge-urban-circuit-now-livestreaming/February 20, 2020/Client: DARPA /by Beth Boyter https://spirecomm.com/wp-content/uploads/2019/04/hackaday-e1555429686203.png 45 125 Beth Boyter https://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.png Beth Boyter2020-02-20 20:44:432020-02-25 20:45:40DARPA Subterranean Challenge Urban Circuit Now Livestreaming