U.S. Deputy Assistant secretary for Cyber and International Communications and Information Policy Robert Strayer, right, and Ajit Pai, Chairman of the Federal Communications Commission, centre, attend a press conference at the Mobile World Congress wireless show, in Barcelona, Spain, Tuesday, Feb. 26, 2019. The annual Mobile World Congress (MWC) runs from 25-28 February in Barcelona, where companies from all over the world gather to share new products.