As Mueller speaks, Trump attacks, lobs baseless claims

By JONATHAN LEMIRE and DARLENE SUPERVILLE
WASHINGTON — With a barrage of morning tweets, President Donald Trump renewed his efforts Wednesday to undermine the credibility of Robert Mueller as the former special counsel appeared before Congress to lay out the findings of his investigation into the sitting president and possible ties between Trump’s campaign and Russia.
Before Mueller even took his seat to testify, the president tweeted nine times about Mueller and his investigation, p