Happy Birthday: U2 and 93 years of Mandela

Nelson Mandela, a living symbol of the struggle against racism, leader of the revolt against apartheid has celebrated 93 years last July 18 but not in good physical condition: in January, in fact, was hospitalized for three days in the hospital for an infection acute respiratory failure. The rock band U2 during a performance at Lincoln Financial Field in Philadelphia paid tribute to the old lion, urging the audience to sing Happy Birthday to Mandela, called for the occasion by his nickname conferred by Madiba Xhosa tribe.