Coldplay & Shakira perform A Sky Full of Stars at Global Citizen Festival Hamburg on July 6. Global Citizen is a social action platform for a global generation that aims to solve the world’s biggest challenges. On our platform you can learn about issues, take action on what matters most, and join a community committed to social change. We believe we can end extreme poverty because of the collective actions of Global Citizens across the world. Subscribe to the Global Citizen Youtube channel for exclusive backstage and special content from the day: http://www.youtube.com/subscription_c... You can also find us at: Website: https://www.globalcitizen.org/ Facebook: https://www.facebook.com/GLBLCTZN Twitter: https://twitter.com/glblctzn Instagram: https://www.instagram.com/glblctzn/ Tumblr: http://glblctzn.tumblr.com/ Google+: https://plus.google.com/+GLBLCTZN