(Anna Moneymaker | The New York Times, file) Rudy Giuiliani, President Donald Trump's personal lawyer, looks on as the president speaks at a rally in Manchester, N.H., on Aug. 15, 2019. House Democrats investigating whether to impeach Trump issued a subpoena on Monday, Sept. 30, 2019, demanding that Giuliani produce communications and other records related to his attempts to pressure Ukraine to investigate the president’s Democratic rivals.