DARPA Launches Subterranean Challenge to Improve Underground Ops January 2, 2018/Client: Futurism, Uncategorized /by spireco1DARPA Launches Subterranean Challenge to Improve Underground Ops spireco1 https://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.png spireco12018-01-02 12:09:462018-01-26 19:48:23DARPA Launches Subterranean Challenge to Improve Underground Ops
