Impeachment inquiry: Schumer calls for 'speedy and fair' trial, requests 4 witnesses Senate Democratic Leader Chuck Schumer calls for a "speedy and fair trial" of US President Donald Trump if the House impeaches him this week. Schumer also says that, in a letter he wrote to Senate Majority Leader Mitch McConnell, he proposed four witnesses, who "have direct knowledge of why the aid to Ukraine was delayed," and asked that subpoenas for documents "directly related to the charges" be brought before Senate. IMAGES AND SOUNDBITES