https://www.reuters.com/article/us-tech-antitrust-congress-delay/u-s-congressional-hearing-to-question-tech-giant-ceos-to-be-delayed-idUSKCN24P02J >A U.S. congressional hearing scheduled for next week to question the CEOs of Facebook Inc, Amazon.com Inc, Google parent Alphabet Inc and Apple Inc is set to be delayed, according to sources familiar with the matter.