Swedish-Finnish telecom operator TeliaSonera, and Swedish telecommunications giant Ericsson, have announced that Stockholm and Tallinn in Latvia will be the first cities to have new wireless mobile technology, 5G, rolled out in 2018. Johan Dennelind, CEO of TeliaSonera, said in a statement, "Stockholm and Tallinn are two of the most connected cities in the world and now we'll take them to the next level.