US agency says than 80% of those who have fled southern Idlib this month are women and children

As Syrian troops push toward rebel-held town Maaret al-Numan and strategic road it controls, civilians escape toward Turkish border; UN warns of looming humanitarian crisis

Pompeo says countries have blood on their hands for preventing humanitarian aid from reaching millions of Syrians

Fighting flares as Syrian regime and ally Russia bombard Idlib region, fueling humanitarian crisis and killing over 80

Regime forces locked in deadly clashes with armed groups on outskirts of last opposition bastion since Saturday

Associates paint a picture of a man obsessed with his security, a 'nervous wreck' who complained of treason among terror group's governors

Turkey also says it coordinated with American military ahead of Syria operation, which is said to have caused death of leader of Islamic State terror group

Moscow says evidence provided in NY Times exposé 'not worth the paper it was printed on,' claims outlet victim of 'manipulation by terrorists and British security services'

New York Times cross-references videos of strikes, eyewitness records and thousands of internal communications to conclude facilities were targeted with Russian precision missiles

World powers divided over how to handle 'alarming' humanitarian crisis in Idlib, with some 400,000 people having fled their homes in last rebel-held province