Some 911 calls dialed by residents of Salt Lake City and Sandy soon may be answered by something like a robot, powered by artificial intelligence.Faced with chronic understaffing among the ranks of its dispatchers, the 911 Communications Bureau based in Utah’s capital city wants to explore using an AI-automated sorting system to reroute a share of its nonemergency calls as a way to help human responders focus on the urgent ones.The bureau’s director, Lisa Kehoe, said the AI software eventually c...