‘Solemn undertaking’: Trump’s impeachment hearings go public

Washington • The closed doors of the Trump impeachment investigation are swinging wide open.When the gavel strikes at the start of the House hearing on Wednesday, America and the rest of the world will have the chance to see and hear for themselves for the first time about President Donald Trump's actions toward Ukraine and consider whether they are, in fact, impeachable offenses.It's a remarkable moment, even for a White House full of them.All on TV, committee leaders will set the stage, t