https://www.reuters.com/article/us-usa-tech-congress/facebook-twitter-ceos-in-talks-to-testify-at-house-hearing-as-early-as-march-politico-idUSKBN2AD021

The chief executives of Facebook Inc and Twitter Inc are in talks with House of Representatives lawmakers to testify at a hearing as early as next month, Politico reported on Friday, citing people familiar with the plans.