Putin probably got a really good bulk deal on Chinese tires, traded for oil. Thank you Comrade Xi!
Russian troops may feel safe parking now, but how effective will the Stinger missiles be that are being sent to Ukraine?
Weather and mud are certainly factors, and if the attack on a south eastern nuclear plant goes real bad, wind will become a serious issue. The link below for Kiev weather also includes wind directions. Camped out in trucks with nuclear fallout is even less safe than hiding in basements and subways.
No wonder obama tried so hard to destroy our military. It has to be one of the best fighting forces in the world. If he could kill off our military or even severly degrade it, that would go far to help him destroy the US.