Yahoo TV

In Russia and Ukraine, there's a season known as “rasputitsa.” Twice a year, when the snow melts in the spring and when drenching rains pour in the fall, the soil turns into thick mud — making it difficult to move cargo and heavy machinery cross-country. In the opening months of the war in Ukraine, Russian forces struggled to mobilize in the mud. So, with the fall fast approaching, could it happen again? Yahoo News explains.