A year of Trump fails to improve US-Russia ties
US President Donald Trump (right) and Russia's President Vladimir Putin talk during the Asia-Pacific Economic Cooperation (APEC) leaders' summit in the central Vietnamese city of Danang on November 11, 2017 (AFP Photo/JORGE SILVA)

Donald Trump said during his election campaign he wanted to improve relations between the US and Vladimir Putin's Russia. But a year on from his inauguration, ties between Washington and Moscow are at Cold War lows.