This is the moment Russia President Vladimir Putin gave US counterpart Donald Trump a warm thumbs-up gesture in Paris.The pair came face-to-face at the Arc de Triomphe as the French capital hosted events to mark a 100 years since the Armistice came into force.Putin is seen greeting host Emmanuel Macron, Angela Merkel and then Trump, adding a sign of approval before moving onto Melania.It comes after the US leader said he will also not hold a bilateral meeting with Putin in Paris.They are instead expected to have formal talks later this month when both attend a G-20 summit in Buenos Aires.Trump’s relationship with Putin is under scrutiny as an investigation continues into Russia’s alleged attempts to interfere in the US presidential poll in 2016, which saw the billionaire elected to the White House.