Trump aide under fire

US President Donald Trump has dismissed George Papadopoulos as a “liar” and a mere campaign volunteer, but newly unsealed court papers outline the former adviser’s frequent contacts with senior officials and with foreign nationals who promised access to the highest levels of the Russian Government.

Mr Papadopoulos, now cooperating with Special Counsel Robert Mueller as he investigates possible co-ordination between Russia and Mr Trump’s 2016 White House campaign, is poised to dish.