AP Explains: A look at why Spain is voting again

Spain's caretaker Prime Minister and socialist candidate Pedro Sanchez waves during the last day of campaign rallies in Alcala de Henares, Spain, Friday Nov. 8, 2019. Spaniards are voting Sunday for the fourth time in as many years to elect the prime minister who will face a renewed Catalan independence bid that has boosted support for the far-right elsewhere in the country.