Ecuador's President Rafael Correa, right, embraces former vice president, Lenin Moreno, during the Alianza PAIS party convention where Moreno was tapped as the ruling party presidential candidate, in Quito, Ecuador, Oct. 1, 2016. (AP Photo/Dolores Ochoa)

Ecuador election tests Correa legacy

A presidential run-off in the South American nation of Ecuador is shaping up as a referendum on the decade-long rule of leftist President Rafael...