Global Citizen Festival Hamburg: Shakira, Chris Martin and Ellie Goulding perform

[caption id="attachment_3790821" align="alignleft" width="940"] Singer Chris Martin, of the band Coldplay, performs at the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790833" align="alignleft" width="940"] Singers Chris Martin, right, and Shakira perform at the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790823" align="alignleft" width="940"] Argentinian President Mauricio Macri, left, shares the stage with singer Shakira as she speaks to the crowd during the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790825" align="alignleft" width="940"] Argentinian President Mauricio Macri speaks to the crowd during the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790835" align="alignleft" width="940"] Canada's Prime Minister Justin Trudeau, right, speaks to the crowd during the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790829" align="alignleft" width="940"] Singer Ellie Goulding performs at the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790827" align="alignleft" width="940"] Singer Pharrell Williams, right, performs at the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption][caption id="attachment_3790831" align="alignleft" width="940"] Singer Chris Martin, of the band Coldplay, performs at the Global Citizen Festival concert on the eve of the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (AP Photo/Jens Meyer)[/caption]