President Donald Trump gave sizeable cash gifts to Natalie Harp and several other White House aides, according to new financial disclosures released by the administration. A White House official, who was not authorized to comment publicly and spoke on the condition of anonymity, said the gifts were “entirely permissible under relevant legal and ethical standards.” The Justice Department is demanding testimony before a Florida grand jury in an investigation aiming to establish an intelligence community conspiracy against Trump, according to multiple people familiar with the matter. The new subpoenas represent an escalation in the yearlong investigation. Americans are more skeptical...