Is the Russian military having to change its plans? Perhaps even reduce the scale of Moscow's ambitions in Ukraine? It's probably too early to tell, but there's definitely a shift in emphasis. A top Russian general - Sergey Rudskoy - says the "first stage" of what President Vladimir Putin calls Russia's "special military operation" has been mostly accomplished and that Russian forces will now concentrate on "the complete liberation of the Donbas". This is likely to mean a more concerted effort to push beyond the "line of contact" that separates Ukrainian government-held territory in the east of the country from...