BARCELONA, June 26, 2016 (Xinhua) -- Albert Rivera, the leader of center-right party Citizens, greets the president of the table at a polling station in L'Hospitalet de Llobregat, Spain, June, 26, 2016. Voting began at 9 a.m. local time in the second general election in Spain in six months. (Xinhua/Pau Barrena)