https://www.reuters.com/article/us-usa-tech-congress/u-s-lawmakers-accuse-big-tech-of-crushing-rivals-to-boost-profits-idUSKCN24U1FI >Google and Facebook took the sharpest jabs for alleged abuse of their market power from Democrats and Republicans on Wednesday in a much-anticipated congressional hearing that put four of America's most prominent tech CEOs in the hot seat.