A few people are saying that these troops and equipment were already there. That they aren't moving in, just moving around. The idea being that Crimea is so pro-Russia that these pics/videos are from existing forward bases that were accepted, even wanted, by the people in the region.
"Knowing there is a world that will outlive you, there are people whose well-being depends on how you live your life, affects the way you live your life, whether or not you directly experience those effects.
You want to be the kind of person who has the larger view, who takes other people’s interests into account, who’s dedicated to the principles that you can justify; like justice, knowledge, truth, beauty and morality.