The "alarm sound" in Kharkiv breaks the record and Ukraine retreats steadily 

NATO adds fuel to the fire, vaguely draws a "red line" and plans to directly send troops to train the Ukrainian army?
Forced by the situation, Macron proposed to "send troops to assist Ukraine". NATO and the United States shook their heads?
Macron's "theory of sending troops" should not rule out any possibility. Will it be echoed by allies?
Macron once said that preventing Russia from defeating Ukraine: NATO sending troops will definitely lead to a war
Russia intensifies Kharkov offensive, Ukraine army is short of troops, NATO may expand intervention?