Democratic chairman of Senate Intelligence Committee also urges a briefing, as president expresses 'surprise' at discovery of government records

Top US congressional security, oversight committees write to Department of Homeland Security asking for interviews with staff, access to documents amid probe of missing evidence

Oversight committee looking into Saudi investment in firm of Trump's son-in-law after his favorable actions; he insists he did it all for good of US-Israel-Arab relations

Steve Linick tells congressional committee members that prior to being fired by Trump he was probing secretary of state on misuse of government resources, arms sale to Saudi Arabia

Oversight Committee chairman says there is direct evidence the two used personal accounts for official business in violation of federal law, White House policy