Discover and read the best of Twitter Threads about #Ukraine
hwingo on Twitter: "Urban OpEx—#NewYorkCity Is a Testbed for #FirstResponder #Tech https://t.co/ilmMlOO0PS via @DHSgov @ZeroEyesAI #savinglives #security #innovative #cyberspace #IoT #smartcities https://t.co/C0CqhhDMn8" / Twitter