After Trump’s third phone call with Putin since his inauguration, it appears there will be no let up in fighting and less U.S. pressure on Moscow.

Ukraine and Russia accused each other of launching attack drones on one another overnight, hours after Russian President Vladimir Putin spoke by phone with his US counterpart Donald Trump - and again refused an immediate ceasefire.

A law has come into effect in Romania that allows its armed forces to down unmanned aerial vehicles unlawfully breaching its airspace, as the NATO member acts to tackle a growing number of Russian drones landing on its shores.