January 12, 2018 1:17 pm CES 2018: Robots Making Deliveries to Hotel Guests After years of tweaks, the Savioke robot, born in San Jose has gone Vegas. Scott Budman reports. US & World Videos 1:50 Tech sector job growth attributed to AI 2:23 A closer look: Silicon Valley software jobs 2:56 What is a VPN service? Here are some caution tips 1:31 TikTok asks Supreme Court to block potential ban 3:24 Morgan Stanley expands OpenAI Chatbot tools to Wall Street Division