Now, he needs to someone get China to stand with him. If he can do that, they can still save Syria. I don't think Putin can hold off the US and NATO powers by himself. It would be a difficult task even with China by his side.
God help us all
I feel like it is a lose-lose situation. 1 nuke will take out an entire carrier group and I highly doubt Russia would allow NATO the luxury of having ships parked in the area to carry out air strikes.