BRATISLAVA, Slovakia — Slovak Prime Minister Robert Fico has undergone another operation two days after being shot multiple times and remains in serious condition, officials said Friday. Fico, 59, was attacked as he was greeting supporters after a government meeting in the former coal mining town of Handlova. A suspected assailant has been arrested. [time-brightcove not-tgx=”true”] Miriam Lapunikova, director of the University F.