Robotic prison wardens to patrol South Korean prisonStay ConnectedFeatured eBooks CDM Read Now Future-Ready WorkforceRead NowHealth TechRead NowInsights & Reports 5G Powers Mission-Ready Connectivity: Powering secure, real-time coordination for federal agenciesPresented By T-Mobile Download Now The Hidden Threat of Malicious Open-Source PackagesPresented By Checkmarx Download Now By November 28, 2011 BBC The nation is using three 1.5-meter tall robots to monitor prisons. Read more. Share This: NEXT STORY: DOD looks to semantics for better data-sharing, cost savings