A man with a Russian flag greets armed men in military fatigues blocking access to a Ukrainian border guards base not far from the village of Perevalne near Simferopol on March 3, 2014. About 1,000 armed men surrounded the base of the 36th detached brigade of the Ukrainian Navy's coastal guards since yesterday in a tense standoff in the flashpoint Crimea peninsula. Russian troops and military planes were flowing into Crimea today in violation of accords between the two countries, Ukrainian border guards said. AFP PHOTO / ALEXANDER NEMENOV (Photo credit should read ALEXANDER NEMENOV/AFP/Getty Images)