Russian troops move to encircle key city in eastern Ukraine Los Angeles TimesRussia-Ukraine live news: Luhansk governor says attacks mounting Al Jazeera EnglishRussia wages all-out assault to encircle Ukraine troops in east ReutersRussia Tries To Close In On Donbas Region NBC NewsRussia trying to encircle cities in Donbas region, UK intelligence says The HillView Full Covera