I think she might in the end. He seems to have done it with offensive powers he does not have the authority to use without congressional assent.
That's to say, it is pretty obvious it was an act of revenge and possibly fear of being seen to be weak, and not of defence of the US and its citizens against an imminent threat. He made up his justification. The four embassies thing was a lie.
For myself, I suspect he is selling US military capabilities for personal benefit. Same old Trump. He doesn't seem to do anything else. But I don't know this. If there's a personal quid pro quo, she will have no choice, again.