The situation in Ukraine is entering a critical phase.

Has Russia invaded? 

Ukraine enters a critical state

By streiff (Diary) 

....

If the Russian military convoy is a part of the humanitarian convoy, which seems farfetched based on the locations, then we are near an end game where Russia, at least temporarily, gives up on this particular adventure. If not, Strelkov may have gotten the word that an invasion is either imminent or underway and his services are no longer required in Donetsk.

.........

Read more: www.redstate.com