MADRID, SPAIN - JUNE 26:  Unidos Podemos (United We Can) supporters cheer as leader and candidate of left wing alliance party Unidos Podemos 'United We Can' Pablo Iglesias speaks on stage after learning the elections results on June 26, 2016 in Madrid, Spain. Spanish voters head back to the polls after the last election in December failed to produce a government. Latest opinion polls suggest the Unidos Podemos left-wing alliance could make enough gains to come in second behind the ruling center right Popular Party.  (Photo by Pablo Blazquez Dominguez/Getty Images)