Bulgarian President Rosen Plevneliev (L) attends the press conference with inrerim prime minister Marin Raykov at the presidential palace in Sofia, Bulgaria, March 12, 2013. Bulgarian President Rosen Plevneliev on Tuesday appointed the country's caretaker government some two months before the early parliamentary elections expected to be held in May. (Xinhua/Liu Zai)

Bulgarian inrerim prime minister Marin Raykov speaks during the press conference at the presidential palace in Sofia, Bulgaria, March 12, 2013. Bulgarian President Rosen Plevneliev on Tuesday appointed the country's caretaker government some two months before the early parliamentary elections expected to be held in May. (Xinhua/Liu Zai)

Bulgarian President Rosen Plevneliev speaks during the press conference at the presidential palace in Sofia, Bulgaria, March 12, 2013. Bulgarian President Rosen Plevneliev on Tuesday appointed the country's caretaker government some two months before the early parliamentary elections expected to be held in May. (Xinhua/Liu Zai)