https://www.reuters.com/article/us-southkorea-5g/south-korea-first-to-roll-out-5g-services-beating-u-s-and-china-idUSKCN1RF0MF

South Korea will become the first country to commercially launch fifth-generation (5G) services on Friday as it rolls out the latest wireless technology with Samsung Electronics' new 5G-enabled smartphone Galaxy S10.