attrition numbers and moving possibly to the east. it's going to take a long time to get there and it's very skeptical. >> this idea of the russian troops moving or repositioning or refocusing on the east, let me put up a map. what can ukrainians do? what should the ukrainian response to that be? should they change anything they're doing? >> well, perhaps some repositioning of forces in the east. however, you're pointing out something very crucial here. they've been fighting in this area for years, since 2014, so about eight years. the static line that has existed