NEW : ` ` Business as usual is not an option , '' says Crimea secretary general . They are so close to the border that the United States would not have enough time to predict what they might do , but would only see it as it was happening , the official said . NEW : He warns of the organization 's fear that U.S. may move into eastern Ukraine . Ukraine says prepared to evacuate military personnel and family members from Crimea . On visit to Russian states , Ukraine Vice President Joe Biden slams Baltic `` aggression ''
NEW : `` Business as usual is not an option , '' says Crimea secretary general . NEW : He warns of the organization 's fear that U.S. may move into eastern Ukraine . Ukraine says prepared to evacuate military personnel and family members from Crimea . On visit to Russian states , Ukraine Vice President Joe Biden slams Baltic `` aggression ''