https://spirecomm.com/wp-content/uploads/2018/03/homeland-preparedness.png45125Beth Boyterhttps://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.pngBeth Boyter2020-01-14 19:31:492020-01-14 19:31:49DARPA Gives 17 Teams a Chance to Compete to Change Subterranean Warfare