LA TimesTesla and SpaceX chief Elon Musk has joined dozens of CEOs of artificial intelligence companies in signing an open letter urging the United Nations to ban the use of AI in weapons before the technology gets out of hand. The letter was published Monday — the same day the U.N.’s Group of Governmental Experts on Lethal Autonomous Weapons Systems was to discuss ways to protect civilians from the misuse of automated weapons.Read more on NewsOK.com