Key details of agreement yet to be made public but US president has resisted agreeing to provide security guarantees

• Trump says Putin would keep his word on a Ukraine peace deal

in Athens

Over in Athens our correspondent Helena Smith says over the course of many years reporting from Greece she has never seen protest rallies of the magnitude in size or depth of spirit as today (11:29).

People of every age, young and old, had descended, it seems, on and around Athens’ main Syntagma Square but in a first they weren’t screaming themselves hoarse, they weren’t chanting slogans, they stood in silence, in angry silence, in honour of those who had died in a disaster almost everyone believes was preventable.