10 things you need to know today: May 1, 2019

1. Special Counsel Robert Mueller complained in a letter to Attorney General William Barr in late March that Barr's four-page memo to Congress "did not fully capture the context, nature, and substance" of Mueller's investigation into Russian election interference and possible obstruction of justice by President Trump, The Washington Post reported Tuesday after reviewing a copy of the letter. "There is now public confusion about critical aspects of the results of our investigation," Mueller wrote...