Bugarski ministar vanjskih poslova Ivailo Kalfin (lijevo) i američka državna sekretarka Condoleezza Rice rukuju se pri potpisivanju bilateralnog Sporazuma o saradnji u polju nauke i tehnologije u Vašingtonu, u petak (4. januara). [Getty Images]
Bulgarian Foreign Minister Ivailo Kalfin (left) and US Secretary of State Condoleezza Rice shake hands signed the bilateral Science and Technology Co-operation Agreement in Washington on Friday (January 4th). [Getty Images]