U.S. Department of Energy @ENERGY
SPECIAL DELIVERY: We successfully delivered and tested our latest nuclear power system for @NASA's #Mars2020 mission. @NASAPersevere will be the first rover to use plutonium created by our national labs. 🚀 @INL @LosAlamosNatLab @ORNL https://t.co/cdVHEe206z — PolitiTweet.org