June 3, 2014 bobgruen Sting Sting, JFK Stadium, Philadelphia, PA. September 19, 1988. Image #: C-139 © Bob Gruen Image #: C-139 © Bob Gruen (L-R) Tracy Chapman, Sting and Bruce Springsteen, JFK Stadium, Philadelphia, PA. September 19, 1988. Image #: C-157 © Bob Gruen Image #: C-157 © Bob Gruen Peter Gabriel, Tracy Chapman, Youssou N’Dour, Sting, Joan Baez and Bruce Springsteen, JFK Stadium, Philadelphia, PA. September 19, 1988. Image #: AmnestyInternational988_1988_13 © Bob Gruen Image #: AmnestyInternational988_1988_13 © Bob Gruen Sting, JFK Stadium, Philadelphia, PA. September 19, 1988. Image #: AmnestyInternational988_1988_14 © Bob Gruen Image #: AmnestyInternational988_1988_14 © Bob Gruen Sting and Ray Davies, Waldorf-Astoria Hotel, NYC. January 17, 1990. Image #: RRHOF190_1990_25 © Bob Gruen Image #: RRHOF190_1990_25 © Bob Gruen Load More Amnesty International, Bruce Springsteen, JFK Stadium, Joan Baez, Kinks, Peter Gabriel, Ray Davies, Rock & Roll Hall of Fame, Sting, The Police, Tracy Chapman, Waldorf-Astoria Hotel, Youssou N'Dour