Samsung's new Galaxy Fold smart phone which features the world's first 7.3-inch Infinity Flex Display that works with the next-generation 5G networks is seen in this image released in San Francisco, California, U.S. February 20, 2019. Courtesy Samsung/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES.