[ryan71]

Russia is pretty desperate to prevent any action.

A. They don't want to risk Russian SAM systems looking bad
B. They don’t want to lose Assad's business
C. Both A and B

[Tenega]

d.) They don’t want us to tank the oil price.

[cherokee1]

D. Russia doesn’t want to lose it’s Syrian port.
E. Syria /Iran doesn’t want to lose an oil pipeline.