Facebook, Twitter Plan to Admit Flaws in Congressional Testimony

When Sheryl Sandberg, Facebook’s chief operating officer, and Jack Dorsey, Twitter’s chief executive, appear in Washington to testify about misuse of their services by foreign operatives and the disproportionate influence their platforms have over people’s thinking, they plan to answer lawmakers’ questions using two main tactics: a conciliatory and apologetic approach, as well as a rundown of the growing number of efforts that the companies have taken to deal with manipulation and disinformation problems.