Latin stars sing for poor children at concerts Reuters - By Valeria Agis and Tere Aguilera BUENOS AIRES/MEXICO CITY (Billboard) - In Buenos Aires, the eight-hour show took off with a performance by Mexican bombshell Paulina Rubio. At dusk, as the moon rose over the River Plate, Uruguayan singer/songwriter Jorge Drexler performed his Oscar-winning song "Al Otro Lado del Rio," from "...

Latin stars sing for poor children at concerts Reuters - By Valeria Agis and Tere Aguilera BUENOS AIRES/MEXICO CITY (Billboard) - In Buenos Aires, the eight-hour show took off with a performance by Mexican bombshell Paulina Rubio. At dusk, as the moon rose over the River Plate, Uruguayan singer/songwriter Jorge Drexler performed his Oscar-winning song "Al Otro Lado del Rio," from "...