US Secretary of State Rex Tillerson has not had a smooth ride since taking up the role early this year.
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As American Football player Colin Kaepernick attracts criticism for refusing to stand for the US national anthem, what is the etiquette surrounding playing the national anthem and displaying the flag?
Read moreFrom tax to health, to immigration to foreign policy, here is where US President Donald Trump stands on key issues.
Read moreTrump's son-in-law Jared Kushner is now his senior adviser, but who is the camera-shy millionaire?
Read moreThe US soldier jailed for leaking thousands of classified documents to Wikileaks came from a military background, but became frustrated with her career.
Read moreVice-President Mike Pence has become one of the most influential figures close to the Oval Office. Who is he?
Read moreThe top lawyer under fire over comments in his confirmation hearing about not meeting Russia's envoy.
Read moreDonald Trump's Republican rivals have long called him a "New York liberal" who can't be trusted to uphold their Republican values.
Read moreDonald Trump's wife has said she would be a "traditional" First Lady, "like Jackie Kennedy", but in other respects she remains opaque about her plans for the role.
Read moreDonald Trump has set his plan for a US-Mexico border wall in motion. But who will end up paying for it?
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