NEW : Pope heads home after World Youth Day . ` ` From an economic standpoint , it 's amazing , '' Rio de Janeiro 's governor says . '" The economy is doing very well in Brazil and the world has been a great partner for us to work with on this issue of climate change. Spaniards protest what they say is the high cost of organizing the event this year in Madrid .
NEW : Pope heads home after World Youth Day . `` From an economic standpoint , it 's amazing , '' Rio de Janeiro 's governor says . Brazil also will host the Summer Olympics in 2016 and the World Cup in 2014 . Spaniards protest what they say is the high cost of organizing the event this year in Madrid .