https://www.reuters.com/article/us-at-t-5g/att-reveals-three-more-cities-for-5g-launch-by-end-of-year-idUSKBN1KA1RH >AT&T Inc on Friday named Oklahoma City, Charlotte and Raleigh, North Carolina, as three more cities where it plans launch its next-generation wireless network, or 5G, by the end of the year.