In a speech to state department employees, outgoing Secretary of State Rex Tillerson advised staff to perform one act of kindness each day.
By Barbara Plett Usher
BBC state deparment correspondent, Washington
Mike Pompeo is likely to take a tougher line on North Korea and Iran, says Barbara Plett-Usher in Washington.
By BBC Monitoring
The world through its media
By Joel Gunter
Rex Tillerson's adviser also had no idea his boss faced the axe judging by what he told the BBC last week.
Rex reportedly called the president 'a moron', while Trump sought to 'castrate' his secretary of state.
Secretary of State Rex Tillerson responds after being fired by President Trump, reportedly via tweet.
President Trump has fired his secretary of State - but the man himself didn't even know
The president says goodbye to one Secretary of State and says he has 'total confidence' in the next.