https://www.reuters.com/article/us-usa-trump-russia-facebook/facebooks-zuckerberg-to-testify-before-congress-on-april-10-11-idUSKCN1HB1L7

Facebook Inc Chief Executive Officer Mark Zuckerberg will testify next week before congressional committees over a political consulting firm's misuse of customer data to interfere in the U.S. presidential election, U.S. lawmakers said on Wednesday. Zuckerberg will appear before a joint hearing of the U.S. Senate Judiciary and Commerce committees on April 10 and the U.S. House Energy and Commerce Committee on April 11, the panels said on Wednesday.